Warner Bros. Supergirl by Nastia Sweeps Tags: JC Penney, Warner Bros., Celebrities, Contests & Sweepstakes, Fashion and Beauty, Public Relations/ePR, Social Media. GCM and Social Central created a celebrity sweepstakes and social media/ePR campaign to generate buzz around the Warner Bros. Supergirl by Nastia clothing line. Read Warner Bros. Supergirl by Nastia Sweeps... Warner Bros. Scooby-Doo Online Sweepstakes Tags: Warner Bros., Contests & Sweepstakes, Public Relations/ePR, Social Media. GCM’s Social Central used an online sweepstakes to heighten anticipation among Scooby-Doo fans prior to the release of Scooby-Doo “Curse of the Lake Monster.” Read Warner Bros. Scooby-Doo Online Sweepstakes... HBO “Deadwood Poker Showdown” Tags: HBO, Celebrities, Contests & Sweepstakes, Strategic Partnerships. GCM launches the premiere season of “Deadwood” through a join promotion with the Bellagio Hotel and the World Poker Tour. Read HBO “Deadwood Poker Showdown”... Becks “Play A Round in Las Vegas” Contest Tags: Beck's, Contests & Sweepstakes. Showgirls come out to the GCM-designed miniature golf course on the grounds of the Flamingo Hotel – the final event for 200 contest winners and distributors for client Beck’s beer Read Becks “Play A Round in Las Vegas” Contest...