RECOVERING addict Wendy Williams’ ugly public feud with Howard Stern could trigger a booze and drug relapse, friends fear!

Stern’s recent X-rated on-air tirade may send the struggling talk show diva — who’s living in a New York sober house after treatment for substance abuse — into a downward spiral of booze and drugs, sources tell GLOBE.

“Wendy is humiliated, and her self-esteem has plummeted to an all-time low,” reveals an insider.

The shock jock's feud with recovering Wendy Williams reaches a new all-time low, read about it in this week's edition of GLOBE Magazine!