[quote=Giygas]
For some reason I've had luigi humming the luigis mansion theme stuck in my head for like 3 days.
[/quote]

That has happened to me in the past.

I tormented my girlfriend with "Everything is Awesome!" after watching the lego movie.

But this is the song that always seems to come back to me:
[youtube]VmkySNDX4dU[/youtube]