The big 21st Birthday, where boys and girls are at last transformed into powerful young men and women. There is officially nothing they can't do at this momentous age. Grab a pilot's license, buy a drink (legally) in the USA - they're unstoppable. Naturally a special birthday deserves a special present, so whether you're looking for an unusual memento to mark the occasion or just some cool gift ideas to liven up the party, Firebox has got all of your 21st Birthday needs covered.