Jennifer Lopez's ex-hubby was stunned at our news ... J Lo and Drake are on the road to hooking up. We broke the news to Cris Judd at The Grove in L.A. Tuesday, and he was legitimately surprised. Check out the vid ... it doesn't sound like a ringing endorsement. As for Cris ... he's long since…

Jennifer Lopez has 2 ex-hubbys -- one who's trying to use her gig on "American Idol" to re-inject himself into the spotlight ... and one who's simply wishing her well. Can you guess which description fits Chris Judd??? Last night, ex-hubby #2 was leaving Beso with his newer wife, Kelly A. Wolfe,…