Anthony Weiner studies his lines, and Washington Rekskins player Ryan Kerrigan adjusts his mic before Friday's shoot. Maybe the small screen isn't the best medium for former congressman Anthony Weiner's third comeback? But what do we know? As our colleague Scott Allen reported Friday, Weiner , who hightailed it out of Washington with his tail between his legs in 2011 following a sexting scandal, is part of an ever-expanding C-list cast of sorta celebrities making cameos in "Sharknado 3 ."