Demi Lovato’s ex-fiancé Max Ehrich — who was arrested this week for allegedly abusing his mom — is going to rehab for nitrous abuse, which he claims started when he was kidnapped by gang members last ...

“The Young and the Restless” actor Max Ehrich says he was kidnapped by gang members in Los Angeles and forced to inhale nitrous oxide — a weeklong binge he claims led to his domestic violence arrest.

Demi Lovato's ex-fiancé Max Ehrich's legal situation may have just gotten worse ... 'cause it appears he was streaming on Instagram just prior to being arrested for allegedly assaulting his mother ...