YOLO - 'You only live once' - is a term The Kids are using these days (apparently). Usually as an excuse for doing stupid/reckless stuff.

But if you only live once, surely you should be extra safe? Surely you should be staying indoors, building a bomb shelter and investing in a mortgage?

Thus posits the new song from The Lonely Island - aka Andy Samberg, Akiva Schaffer and Jorma Taccone - for which they've recruited the talents of Maroon 5 frontman Adam Levine and rapper Kendrick Lamar.

The result is rather marvellous - although we have to say, our favourite rawk star cameo on a Lonely Island track remains this epic performance from Michael Bolton: