On April 21, 2001, Buck was aboard a transatlantic flight (British Airways #48) from Seattle to London to play a concert at . Witnesses alleged that Buck exhibited various bizarre behaviors on the flight, including shoving a compact disc into a drinks trolley thinking it was a CD player, tearing up the "yellow card" warning notice handed to him by the flight crew, claiming "I am R.E.M." and being involved in a struggle over a yogurt cup with two flight attendants, which resulted in the cup exploding. Buck's actions led to two charges of common assault on the flight attendants, one charge of being drunk on a plane and one charge of damaging cutlery and crockery.

At the ensuing trial in London, Buck's defense claimed that the moderate amount of wine he had drunk had reacted adversely with the brand of sleeping pill he was taking and rendered him unable to control his actions. The prosecution argued that he was simply intoxicated from supposedly consuming 15 glasses of wine. After the trial, which included testimony from , the lead singer of the Irish rock band , Buck was cleared on the grounds of non-insane .

(http://www.autoadmit.com/thread.php?thread_id=5738533&forum_id=2#49020185)

this sounds about right for a mystery "brand of sleeping pill"

(http://www.autoadmit.com/thread.php?thread_id=5738533&forum_id=2#49020201)