Lori Loughlin stopped by the set of “omg! Insider” on Tuesday and sent her first ever live tweet straight from our newsroom with the help of the “omg! Insider” Twitterati. So who did the “Full House” star follow first on the social media site? “Well I first followed John Stamos, Bob Saget, Dave Coulier, Candace Cameron. My cast mates. I had to. That's who I had to follow.” And the 48-year-old actress is leaning on one of her former cast mates to help her navigate the Twitterverse.