Exclusive Behind the Scenes Video features appearances by Diddy, Justin Bieber, French Montana, DJ Paul, Travi$ Scott, Ma$e, Khloe Kardashian, Kendall Jenner, Quincy Combs and more HOLLYWOOD, CA (Jan. 26, 2015) — Sincere Show, Hollywood’s most sought after party emcee and host, gives his fans an exclusive look behind the scenes at one of the hottest tickets…