updated 09/11/2006 AT 01:00 AM EDT
•originally published 09/11/2006 AT 01:00 AM EDT
B Who has a grandpa who founded the San Diego Chargers? (Hint: If he takes after his sisters, he'll opt for parties over pigskins.)
C Fulfilling the dream of kid brothers 'round the world, who Punk'd his half-brother on national TV in 2003?
D Who starred alongside his heartbreaker bro in a Disney Channel music video this month? (Hmm, wonder who he's dating ...)
E Which young man with a stately first name hails from Long Island, like his sister?
F Who dove into acting (he played a student on Monk this year) with the help of a movie star big sis?
ANSWERS: 1-A, 2-D, 3-C, 4-F, 5-E, 6-B