The Jonas Brothers are standing by Demi Lovato [1] following her apparent overdose [2]. After the "Sober [3]" singer was rushed to the hospital on Tuesday, Kevin, Joe, and Nick took to Twitter to send her well-wishes on her recovery. The four first met after costarring in the Disney Channel original movie Camp Rock [4] ten years ago, and have remained close ever since. Joe and Demi briefly dated in 2010 [5], but have stayed friendly exes since their split. All three brothers expressed that Demi was in their thoughts and prayers, while Joe added, "We all know how strong you are Demi." See what they had to say about their close friend ahead.