HEROES is back tonight! April 30, 2007 Could I be more excited for Heroes tonight on NBC? After so many weeks of no Heroes, I cannot get enough of it. Here are a few videos of tonight’s episode of Heroes “String Theory”. I cannot wait!!!! Promo of Episode 20 – “String Theory” Sneak Peak 1 Sneak Peak 2 Sneak Peak 3 Share this:Click to share on Twitter (Opens in new window)Click to share on Facebook (Opens in new window)Click to share on Reddit (Opens in new window)Click to share on Google+ (Opens in new window)Click to share on Tumblr (Opens in new window)Click to share on Pocket (Opens in new window)