Sum 41's Deryck Whibley vouches his memoir is '100%' true after ex-manager's denial that he 'groomed' and 'sexually abused' ...

Sum 41’s Deryck Whibley is calling out his former manager after he denied the abuse allegations laid out in his new book.

Deryck Whibley slammed Greig Nori's claim that Whibley was who 'initiated' a relationship after Whibley accused him of ...

Sum 41’s Deryck Whibley is issuing a challenge to Greig Nori after the Treble Charger frontman denied the singer’s claims that he sexually abused him. In his new memoir, Whibley, 44, alleges that Nori ...

Deryck Whibley takes issue with being called a 'liar' by former manager who he claims sexually abused him after 'grooming' ...

Whibley recently published his memoir, 'Walking Disaster,' which alleges Sum 41's former manager groomed him at 16 ...

In the short clip, Whibley said he stands by his allegations that Nori coerced him into a non-consensual sexual relationship as a teen.

In his memoir 'Walking Disaster,' Whibley accused Nori of sexual assault and grooming while the front man was a minor. Nori ...

In the book, Whibley, 44, claimed that in the band’s early days, he was groomed and sexually and verbally abused by Nori. He ...

The Sum 41 singer makes a public challenge to his former manager to have the truth proven under oath in a court of law.

Just before Sum 41 frontman Deryck Whibley's memoir, Walking Disaster: My Life Through Heaven and Hell, hit shelves last week ...

Whibley addressed former manager Greig Nori in a new video and said, ”If you think I'm a liar, there's only one way to settle this: under oath, in front of a judge, in front of a jury. Any time you ...