An update on the concert scene: newly announced shows and ticket availability. For ticket information and purchase, call Ticketmaster at 410-547-SEAT unless otherwise noted.
Teena Marie performs at Constitution Hall in Washington on Aug. 6.
Chayanne, Alejandro Fernandez and Marc Anthony will perform at Nissan Pavilion in Manassas, Va., on Sept. 10. Also, Eminem and 50 Cent, with guest Lil John & the Eastside Boyz, play there Aug. 5.
"Scream IV Tour," featuring Bow Wow, Omarion, Marques Houston and Bobby Valentino, will be held at 1st Mariner Arena on July 24. Also, System of a Down, with guests Bad Acid Trip and the Mars Volta, is there Aug. 22.
Basshound at the Funk Box on July 5.
"Sugar Water Festival," featuring Erykah Badu, Jill Scott, Queen Latifah and Floetry at Merriweather Post Pavilion on July 9.
"Groovin' for Grover," starring Gerald Albright, Jeff Lorber and Kirk Whalum at the Lyric Opera House on July 15. Show benefits the Protect A Dream Foundation.
Maze, featuring Frankie Beverly, at Pier Six on July 16.
Richard Marx at Rams Head Live in Baltimore on July 17. 410-244-1131.
Elton John at the MCI Center on Sept. 10.