Popsugar Celebrity Celebrity Fashion John Stamos Wearing Jonas Brothers T-Shirt at 2018 AMAs John Stamos Wore a Jonas Brothers Concert Tee to the AMAs, 'Cause 2009 Was a Simpler Time 10 October 2018 by Karenna Meredith View On One Page Photo 11 of 11 ADVERTISEMENT () Start Slideshow Share This Link Copy ← Use Arrow Keys → 11 Previous Next Start Slideshow Celebrity FashionAward SeasonTwitter ReactionsAmerican Music AwardsJohn StamosRed Carpet