Is Demi Lovato back with her ex?

WEST HOLLYWOOD, CA - MARCH 07: Singer/actress Demi Lovato arrives at the 2010 Vanity Fair Oscar Party hosted by Graydon Carter held at Sunset Tower on March 7, 2010 in West Hollywood, California. (Photo by Pascal Le Segretain/Getty Images)After being dumped by Joe Jonas, Demi Lovato has been linked to her ex Dirk Mai.

A source told blogger Zack Taylor that Demi was recently spotted hanging out with Dirk.

Demi and photographer Dirk confirmed that they were an item back in September 2009. Since then Demi has dated Joe Jonas,  however they recently split up after Joe dumped her.

Since her split from Joe, Demi has also been linked to All Time Low’s Alex Gaskarth, after the pair were spotted getting close at a Cobra Starship gig.