A British teen has been banned from the US for life after a drunken moment of rage.

Luke Angel, 17, admits he sent US President Barrack Obama an abusive email in which he called Mr Obama "a prick".

Offensive email ... Barack Obama. Credit:AP

Luke told the Daily Mail the incident happened after he had too many drinks before sitting down to watch a TV program about the September 11 attacks in 2001.

He claims he was so incensed by what he saw that he sent the email to the White House.