In the county
The Unruly Blues in concert
Synopsis: Check out a free night of blues and rock featuring The Unruly Blues, a reunion performance by She and the Dutchmen and a jam featuring local blues musicians.
When: 7 p.m. Saturday
Where: Carroll Arts Center, 91 W. Main St., Westminster
Admission: Free. Seating on a first-come, first-served basis
In the region
Santana with The Allman Brothers Band
Synopsis: Some of the world's best guitarists will be on stage for this one. Santana is a 10-time Grammy winner with more than 100 million albums sold. The Allman Brothers Band has been responsible for four of the 100 greatest guitarists of all time, according to Rolling Stone magazine.
When: 5 p.m. Monday
Where: Merriweather Post Pavilion, 10475 Little Patuxent Parkway, Columbia
Information: 877-475-9849 or http://www.merriweathermusic.com
The Baltimore Symphony Orchestra covers famous musicians
Synopsis: The BSO will play some familiar hits this week, covering Michael Jackson's music tonight and Led Zeppelin's Friday
When: Concert with Jackson's music is 8 p.m. tonight. Zeppelin's concert is 8 p.m. Friday
Where: Pier Six Pavilion, 731 Eastern Ave., Baltimore
Information: 410-783-4189 or http://www.piersixpavilion.com
Enrique Iglesias and Jennifer Lopez
Synopsis: One of the most significant pop concerts of the summer comes to D.C. with two artists renowned for their dance hits.
When: 7:30 p.m. Saturday
Where: Verizon Center, 601 F St., Washington, D.C.
Information: 800-745-3000 or http://www.verizoncenter.com.