And John Stamos' throwback "'90s style selfie" with Dave Coulier left ... ️" “'Watch the hair!'” someone else wrote, noting another of Uncle Jesse's sayings. "'You got it, dude' 👍 ...

John Stamos' hair is iconic: Styling it is a Ronco Showtime ... "Honestly, if I put a little water in (my hair), I've got stuff in here from the '90s that reactivates. So that's part of it ...

Stamos is seen holding the shaver to Coulier’s head as he helps him buzz his hair in the next photo ... who is best known for playing Uncle Joey on the ‘90s family sitcom “Full House ...

(CNN) — As Dave Coulier continues to go through cancer treatment, he is getting some support from his friend John ... Stamos is seen holding the shaver to Coulier’s head as he helps him buzz ...