Watch our cheeky host take the plunge into a freezing fish tank in the grand final
Can Ray keep singing as he's draped with hissing snakes? Watch his big moment
Teenage Cancer Trust is devoted to improving the lives of young people with cancer
Relive our favourite moments from the show
Find out more about Calvin's story
Learn more about the charity which Sing If You Can is proud to support
Check our our gallery of celebs scared our their wits as they bid to sing under all conditions
Follow teenagecancer on Twitter