Dave Grohl‘s ex Kari Wuhrer says she is not stunned to study his lovechild … and says there’s been chatter in Hollywood about his antics for years.

The actress tells TMZ … she would not know the identification of the lady who Dave says he not too long ago welcomed a child daughter with — however says there have been “rumblings” round city in regards to the rock legend being untrue to Jordyn Blum, his spouse of 21 years.

Kari and Dave dated within the late ’90s … with KW telling us the Foo Fighters frontman pursued a relationship along with her whereas he was nonetheless with then-girlfriend Tina Basich.

Kari says she realized the reality of Dave’s two-timing methods when she referred to as in to “The Howard Stern Present” and vented about her relationship with the radio DJ after Dave had yelled at her. Tina caught wind of the interview, which prompted a breakup between the snowboarder and the Nirvana alum.

George Clooney‘s ex-fling added … “I used to be letting the cat out of the bag … I by no means heard about her. He by no means spoke of it.”

The drama ended issues for Kari and Dave, as properly … with the actress telling us she by no means heard from DG after the yelling incident and the ‘Howard Stern’ state of affairs.

Although, they did run into one another years later in Los Angeles … as their respective children went to the identical play place.

She continued … “He would simply have a look at me like I did not exist. I simply felt like I knew he was scumbag after that.”

Kari’s now advising Grohl to apologize to his exes within the wake of his child bombshell … and he or she hopes he steps up for his new daughter — which he indicated he’ll do in his assertion on the matter.