Charlie Sheen 'invited Piers Morgan to get hammered'

Piers Morgan has revealed in his upcoming book 'Shooting Straight

Morgan said that it was an electrifying interview, where the 'Two and a Half Men' star was amusing and eloquently defiant, the Mirror reported.

The 48-year-old journalist said that Sheen when asked if he was on drugs produced his latest laboratory test results, which were full of negatives.

Morgan said that the 48-year-old actor then asked for a pen and scribbled on the results paper a message that read "To Piers - let's get hammered. Love, Charlie.