Russell Brand denies `cheating` on Jemima Khan with glamour model

London: Russell Brand has trashed claims made by Sophie Coady that he had an illicit four-month fling with her behind Jemima Khan`s back.

The 38-year-old English comedian denied the affair, which the 23-year-old glamour model had revealed to The Sun recently, on Twitter and revealed that the claims were "total lies", the Mirror reported. Coady had claimed that she had a fling with the former husband of Katy Perry which had overlapped with his relationship with the 39-year-old Associate Editor of the New Statesman.