Information

Tickets for kayaking the L.A. River this season are sold out, but for information on future seasons, visit the L.A. Conservation Corps site, www.paddlethelariver.org . Tickets sold through L.A. River Expeditions are $50 to $55; www.lariverexpeditions.com .

'James Ellroy's LA: City of Demons' Where: Investigation Discovery When: 7 and 10 p.m. Wednesday Rating: Not rated

O A Presidential Novel Anonymous Simon & Schuster: 353 pp., $25.99

When: Friday and April 20. Where: Coachella Valley Music and Arts Festival, Indio Info : http://www.coachella.com

'Bill Cunningham New York' No MPAA rating Running time: 1 hour, 24 minutes Playing: The Nuart, West Los Angeles

'Billy Elliot the Musical' Where: Pantages Theatre, Hollywood When: 8 p.m. Tuesday through Saturday; 2 p.m. Saturday; 1 and 6 p.m. Sunday. Ends May 13. Tickets: $25 to $125 Information: (800) 982-ARTS or http://www.broadwayla.org

Grupo Corpo When: 7:30 p.m. Friday and Saturday, 2 p.m. Sunday Where: Dorothy Chandler Pavilion, downtown L.A. Tickets: $25 to $105 Information: (213) 972-0711 or http://www.musiccenter.org Also: 8 p.m. Feb. 12 at the Granada, 1214 State St., Santa Barbara. (805) 893-3535, http://www.artsandlectures.ucsb.edu

Burger Kitchen Where: 8048 W. 3rd St., L.A. When: 11 a.m. to 11 p.m. Mondays to Fridays; 8 a.m. to 11 p.m. Saturdays and Sundays Price: burgers, $9 to $20; beer and wine, $5 to $15. Contact: (323) 944-0503

' Camp Rock 2: The Final Jam' Where: Disney Channel When: 8 p.m. Friday Rating: TV-G (suitable for all ages)

Art Beyond the Glass Where: Sadie Kitchen & Lounge, 1638 N. Las Palmas Ave., L.A. When: 3 to 8 p.m. Sunday Price: $40 pre-sale, $50 at the door Info: (323) 467-0200; http://www.artbeyondtheglass.com