The success of the London event has encouraged Sundance to expand the selection of music-themed events in Park City and its other events, such as the Los Angeles festival, Next Weekend, Groth says.

The third panel discussion in London is "Guts to Glory: How Do You Find Your Story?," which is joined by Ryan Coogler, director/screenwriter of "Fruitvale Station," and Marjane Satrapi, director of "The Voices."

American independent narrative and documentary films that premiered at the Sundance Film Festival in Park City, Utah, U.S.
"Blue Ruin" (Director and screenwriter: Jeremy Saulnier) -- A mysterious outsider's quiet life turns upside down when he returns to his childhood home to carry out an act of vengeance. Proving to be an amateur assassin, he winds up in a brutal fight to protect his estranged family. Cast: Macon Blair, Amy Hargreaves, Sidne Anderson, Devin Ratray, Kevin Kolack.
"The Case Against 8" (Directors: Ben Cotner, Ryan White) -- A behind-the-scenes look inside the case to overturn California's ban on same-sex marriage. Shot over five years, the film follows the unlikely team that took the first federal marriage equality lawsuit to the U.S. Supreme Court. (Documentary) Winner of the Directing Award: U.S. Documentary at the 2014 Sundance Film Festival. International Premiere.
"Dinosaur 13" (Director: Todd Miller) -- An unprecedented saga in human history unfurls in this true tale of the world's greatest dinosaur discovery and the ensuing battle to possess a 65-million-year-old treasure. (Documentary). International Premiere.
"Drunktown's Finest" (Director and screenwriter: Sydney Freeland) -- Three young Native Americans--a rebellious father-to-be, a devout Christian woman, and a promiscuous transsexual--come of age on an Indian reservation. Cast: Jeremiah Bitsui, Carmen Moore, Morningstar Angeline, Kiowa Gordon, Shauna Baker, Elizabeth Francis. International Premiere.
"Finding Fela" (Director: Alex Gibney) -- Fela Anikulapo Kuti created the musical movement Afrobeat and used it as a political forum to oppose the Nigerian dictatorship and advocate for the rights of oppressed people. This is the story of his life, music, and political importance, from the award-winning director of "Taxi to the Dark Side" and "We Steal Secrets: The Story of Wikileaks." (Documentary)
In conjunction with the film, the festival will host a free performance from Dele Sosimi, one of the original members of Fela Kuti's band, alongside an Afrobeat orchestra on April 27.
"Fruitvale Station" (Director and screenwriter: Ryan Coogler) -- The true story of Oscar, a 22-year-old Bay Area resident who crosses paths with friends, enemies, family and strangers on the last day of 2008. Cast: Michael B. Jordan, Octavia Spencer, Melonie Diaz, Ahna O'Reilly, Kevin Durand, Chad Michael Murray. Winner of the U.S. Grand Jury Prize: Dramatic, and the Audience Award: U.S. Dramatic at the 2013 Sundance Film Festival. U.K. Premiere.
"Hits" (Director and screenwriter: David Cross) -- A small town in upstate New York is populated by people who wallow in unrealistic expectations. There, fame, delusion, earnestness and recklessness meet, shake hands and disrupt the lives around them. Hits is the directorial debut of writer, comedian and actor David Cross, best known for his work on "Arrested Development." Cast: Michael Cera, Meredith Hagner, Matt Walsh, James Adomian, Jake Cherry, Derek Waters, Wyatt Cenac, Jason Ritter. International Premiere.
"Kumiko, the Treasure Hunter" (Director: David Zellner, Screenwriters: David Zellner, Nathan Zellner) -- A lonely Japanese woman becomes convinced that a satchel of money buried in a fictional film is, in fact, real. Abandoning her structured life in Tokyo for the frozen Minnesota wilderness, she embarks on an impulsive quest to search for her lost mythical fortune. Cast: Rinko Kikuchi. Winner of a U.S. Dramatic Special Jury Award for Musical Score at the 2014 Sundance Film Festival. U.K. Premiere.
"Lambert & Stamp" (Director: James D. Cooper) -- In this crazy, chaotic gospel of chance, aspiring filmmakers Chris Stamp and Kit Lambert set out to search for a subject for their underground movie, leading them to discover, mentor, and manage the iconic band known as The Who and create rock 'n' roll history. (Documentary) U.K. Premiere.
"Little Accidents" (Director and screenwriter: Sara Colangelo) -- In a small American coal town living in the shadow of a recent mining accident, the disappearance of a teenage boy draws three people together--a surviving miner, the lonely wife of a mine executive, and a local boy--in a web of secrets. Cast: Elizabeth Banks, Boyd Holbrook, Chloe Sevigny, Jacob Lofland, Josh Lucas. International Premiere.
"Memphis" (Director and screenwriter: Tim Sutton) -- A strange singer drifts through the mythic city of Memphis, surrounded by beautiful women, legendary musicians, a stone-cold hustler, a righteous preacher, and a wolf pack of kids. Under a canopy of ancient oak trees and burning spirituality, his doomed journey breaks from conformity and reaches out for glory. Cast: Willis Earl Beal, Lopaka Thomas, Constance Brantley, Devonte Hull, John Gary Williams, Larry Dodson. International Premiere.
"Obvious Child" (Director and screenwriter: Gillian Robespierre) -- An honest comedy about what happens when Brooklyn comedian Donna Stern gets dumped, fired, and pregnant, just in time for the worst/best Valentine's Day of her life. Cast: Jenny Slate, Jake Lacy, Gaby Hoffmann, David Cross, Gabe Liedman, Richard Kind. U.K. Premiere.
"They Came Together" (Director: David Wain, Screenwriters: Michael Showalter, David Wain) -- This subversion/spoof/deconstruction of the romantic comedy genre has a vaguely, but not overtly, Jewish leading man, a klutzy, but adorable, leading lady, and New York City itself as another character in the story. "They Came Together" reunites director Wain with many of the stars from his 2001 cult teen classic, "Wet Hot American Summer." Cast: Amy Poehler, Paul Rudd, Ed Helms, Cobie Smulders, Max Greenfield, Christopher Meloni. International Premiere.
"Under the Electric Sky" (EDC 2013) (Directors: Dan Cutforth, Jane Lipsitz) -- This 3-D film chronicles the love, community, and life of festivalgoers during Electric Daisy Carnival Las Vegas, the largest music festival in the U.S. Behind-the-scenes footage and exclusive interviews with Insomniac's Pasquale Rotella reveal the magic that makes this three-night, 345,000-person event a global phenomenon. (Documentary) U.K. Premiere.
"The Voices" (Director: Marjane Satrapi, Screenwriter: Michael R. Perry) -- This genre-bending tale centers around Jerry Hickfang, a lovable but disturbed factory worker who yearns for attention from a woman in accounting. When their relationship takes a sudden, murderous turn, Jerry's evil talking cat and benevolent talking dog lead him down a fantastical path where he ultimately finds salvation. Cast: Ryan Reynolds, Gemma Arterton, Anna Kendrick, Jacki Weaver. International Premiere.