Conversation so far:
What year did Porcupine Tree form?
Porcupine Tree originated in 1987 as a collaborative hoax project by Steven Wilson and Malcolm Stocks.
What was Porcupine Tree's inspiration?
Porcupine Tree was partially inspired by the psychedelic/progressive bands of the 1970s, such as Pink Floyd, that had dominated the music scene during their youth.
Did Porcupine Tree cover any of their songs?
Did Porcupine Tree win any awards?
The surround-sound version of Porcupine Tree's album In Absentia won the award for best 5.1 mix at the 2004 Surround Sound Music awards in Los Angeles.

Question: What is something crazy they did?
Self-contained rewrite: What is something crazy Porcupine Tree did?