Despite her cheating heart and being a mistress, did British actor Robert Pattinson forgave and welcomed his ex-girlfriend, Kristen Stewart?

New reports claimed that the couple is back together. Although a lot of fans of the couple can finally breathe a sigh of relief that the two worked things out between them, there are some who think that this is just a press release of Summit Entertainment since today is actually two months before the showing of "The Twilight Saga: Breaking Dawn Part 2."

"Kristen poured her heart out to Robert and told him it was a one-off and a mistake. Rob sees it as Kristen made a really stupid mistake," the source said.

"After a lot of long tearful talks, they've worked it out. Rob can see how truly sorry Kristen is and has totally forgiven her. They really do love each other. For now they are focusing on themselves." added the source.

After all the mishaps and strains in their relationship, did Rob finally accepts KStew's apology and took her back in his life?

An insider bravely revealed that the two "pretty much decided they couldn't live without each other."

The two is reported to move back in together in a secluded home in Los Angeles where Hollywood power couple Brangelina resides.

The reconciliation of the two comes ahead the big premiere of the couple's movie, "The Twilight Saga: Breaking Dawn Part 2." Many think this is part of the publicity stunt of the company to cease the speculations on the upcoming premiere of the final Twilight film.

Pattinson and Stewart met during the filming of the original "Twilight" film in April 2008. Snippets of a relationship immediately began sneaking out here and there. In September of 2009, it was reported that the two were actually engaged to be married.