Earth, Wind and Fire's 'September' is a bop but does it hold up when you're forced to listen to it every day in September by the most annoying flatmate of all time? Well yes, actually.

As far as ambushing your friends by barging into their rooms goes, this is probably the tamest/least scarring thing that could happen but Matt Walker definitely wins the award for most creative way to terrorize your mates.

At least this has a happy ending.