John Stamos has Full House and Fuller House fans in tears!  But wait, it’s not a bad thing.

The actor, musician and part time Beach Boys member is promoting his book “If You Would Have Told Me” with a very emotional video.  Stamos, shares never before seen- behind the scenes footage- from his Full House days.  Stamos gets emotional when he reveals why this show, that he didn’t want to do, became so important to him.

In the words of Uncle Jesse from Full House…”Have Mercy”.  John Stamos announced his memoir comes out October 24th.  See the full video here: Courtesy:YouTube John Stamos (@johnstamos) • Instagram photos and videos