London, June 30 : Russell Brand has revealed that Charlie Sheen has given both of them clever pet names - Genius One and Genius Two.

The duo bonded last year when Sheen was in meltdown after being axed from US TV show `Two And A Half Men'.

"I got an answerphone message, `Brand. Genius One. This is Genius Two'. I thought, `This is crazy'," the Sun quoted him as saying.

"There were instructions to go to his house. There was him being Charlie Sheen - which was out of control - sat with a bunch who looked really on the edge.

"I think he's super-cool and he's funny as f***," he added. (ANI)