CODONNELL092807_01.JPGChris O'Donnell CODONNELL092807_02.JPGEveryone goes shopping in Brentwood! Grey's Anatomy star Chris O'Donnell picked up some groceries with his son this weekend - maybe he and fellow dad Ryan Phillippe should've gone together! The father of four (and soon-to-be father of five - his wife Caroline is expecting!) has six siblings of his own. Guess big families run, uh, in the family!