Aww!John Stamos Shares a Sweet Throwback Video of ‘Full House’ Costars Mary-Kate and Ashley Olsen — Watch It Here!

Michelle Tanner just loves her Uncle Jesse!

John Stamos took to Instagram on Thursday, March 10 to share another adorable throwback video of his former Full House costars Mary-Kate Olsen and Ashley Olsen — and it's so cute to see the twins in the behind the scenes clip!

"'Say my name,' #StamosHomeMovies #FullerHouse #MKAshley #TBT," the 52-year-old actor captioned the video of the siblings — who were just three-years-old at the time! — taking turns repeating his onscreen name back in August 1989.

RELATED: You Won't Believe John Stamos' Reaction to the First Fuller House Trailer!

Mary-Kate and Ashley, now 29, both starred as Michelle Tanner in Full House from 1987 until 1995. Sadly, the fashion designers will not appear in the sitcom's revival, Fuller House, which is streaming on Netflix now.

Click through the gallery below to see the cast of Full House then and now!