Yeah, if I was his mom I would be worried too!  It's too late though now.  He's over 18 and there's really nothing she can do unfortunately. 

Justin's mom Pattie Mallette told The Sun: ‘I think so many people go into the entertainment industry with amazing Christian roots and they go in with the right morals and they get influenced somehow.  I ask that people keep me and Justin in their minds. I pray for him every day.’