Dave Grohl's ex Kari Wuhrer has addressed the Foo Fighters star’s cheating scandal in an explosive new interview. Earlier this month, it came to light that the 55-year-old rocker had recently fathered a child with another woman , leaving his fans stunned. Dave and his devastated wife of 21 years, Jordyn Blum, share three daughters together: Violet, 18, Harper, 15, and Ophelia, 10.

Kari, a 57-year-old actress who Dave dated in the late 1990s, has this week blasted Dave, calling him a 'scumbag' and 'serial cheater'. She also insisted she’s not at all surprised by the news and claimed the former Nirvana drummer was actually in a relationship with snowboarder Tina Basich when he first started to pursue her romantically. Speaking on Thursday, Kari also said in a dramatic update that there had long been rumours of Dave’s infidelity.

Reflecting on her own relationship with the Everlong crooner, she told TMZ yesterday that back when they were dating, she’d decided to call into the Howard Stern show to vent about their romance. Kari claimed that Dave ‘yelled at her’ over the move and it was then that Tina learned of their relationship. Explaining her actions this week, Kari said: “I was letting the cat out of the bag .

.. I never heard about her.

He never spoke of it.” After her Howard Stern call, Dave never spoke to her again, however they have since bumped into each other in LA as their kids go to the same play place. Of those encounters, Kari went on: “He would jus.