For this week's Brain Buster, you have to identify the famous "Jack" in the clip below:

 

 

 

 

REMEMBER...YOUR CHANCE TO CALL IN AND WIN IS COMING UP AT 7AM!!! If you are the TENTH caller with the correct answer at 1-800-995-9783, you'll win a pair of tickets to Jack Johnson at SPAC on May 24th, courtesy of Live Nation! Tickets are on-sale now at Livenation.com !