Demi Lovato's Camp Rock co-star Meaghan Martin has praised the singer/actress for checking into rehab, insisting her pal is "doing the right thing" by tackling her personal problems. The 18 year...

Disney darling Meaghan Martin has landed the lead in the TV sequel to Lindsay Lohan's "Mean Girls." The teenage star of "Camp Rock" and "Camp Rock 2: The Final Jam" used Rachel McAdams' bitchy ch...