aww alex looks so cute wearing his blue shirt his cute outfit bellybutton and his cute underwear billy looks so cute wearing his green shirt his cute outfit bellybutton and his cute underwear julian looks so cute wearing his red shirt his cute outfit bellybutton and his cute underwear vinnie looks so cute wearing his yellow shirt his cute outfit bellybutton and his cute underwear sid looks so cute wearing his blue shirt his cute outie bellybutton and his cute underwear stanley looks so cute wearing his blue striped shirt his cute outie bellybutton and his cute underwear raymond looks so cute wearing his yellow shirt his cute outie bellybutton and his cute underwear happy looks so cute wearing his blue shirt his cute outie bellybutton and his cute underwear felix looks so cute wearing his yellow shirt his cute outie bellybutton and his cute underwear while alex and his friends are celebrating nationalunderwearday and showing off their colorful briefs super adorable