The group posed for a photo with the birthday boy in their ‘60s-inspired outfits. John Stamos Spends Time with Son Billy, 5, to Mark 60th Birthday ... post from the fun-filled evening, John ...

Rich Polk/Getty It’s Rob Lowe’s 60th ... (The photo is a real, Lowe family photo with Stamos photoshopped in the place of Rob.) “If you could all be so kind, please send some birthday ...