You know, those song lyrics that you always misheard. From the the folk song The Bonny Earl of Moray when the line
For they've slain the Earl of Moray and they laid him on the green
was misheard as
For they've slain the Earl of Moray and the Lady Mondegreen
Have you any favourite mondegreens? A couple of mind are
From Bob Dylan:
Knock knock knocking on Kevin's door
From David Bowie's Oh You Pretty Things
You better make way for the Mother Superior
BBC Radio 4Extra Scheduling Shake-Up.