Celebrating Fullscreen's INTOUR live event, Connor Franta, JC Caylen, Alx James, Ricky Dillon, ThatSoJack, Sam Tsui, Fresh Big Mouf, and Luke Korns took the 7 SECOND CHALLENGE with What's Trending's Shira Lazar! How well would you do on these 7 Second Challenges? Subscribe for more videos! http://full.sc/NfhdwD Follow these awesome people on Twitter!: @ConnorFranta, @JCCaylen, @AlxJames10, @RickyPDillon, @thats0jack, @SamuelTsui, @FreshBigMouf, @LukeKorns, and @ShiraLazar