Conversation so far:
When did spencer leave?
On April 2, 2015, Smith announced that he had officially left the band.
Why did he leave?
CANNOTANSWER.
what did he after he left?
On April 20, 2015, Urie released "Hallelujah" as a single without any previous formal announcements.
did hallelulah win any awards?
It debuted on the Billboard Hot 100 at No.
40, the band's second highest ever after "I Write Sins Not Tragedies.
Did it get any other awards?
CANNOTANSWER.

Question: what was death of a bachelor?
Self-contained rewrite: what was death of a bachelor?