Well, I was feeling rather cheeky, so I went off to this discothequeI was rockin' in the corner with a pretty little thing called BeckShe had one hand on my shoulder, the other on me armI could see she was succumbin' to me old-fashioned charmWhen the bloke who was bigger than a ten-ton digger threw me outAnd I told him, life begins at fortyYou wonder why you feel so naughtyYou may be gettin' on, but you can't stop shakin' your feetYour body's surely willin', even though your back is killin'You may be forty, but you can't stop rockin' to the beatWell, this old Nick Jagger, he was forty on the other dayHe was on television tryin' to keep those pretty girls awayWell, I went off to this discothequeI went backstage and I took them by the armI said, look here, Mick, you need a bodyguardWhen the bloke who was bigger than a ten-ton digger threw me outAnd I told him, life begins at fortyYou wonder why you feel so naughtyYou may be gettin' on, but you can't stop shakin' your feetYour body's surely willin', even though your back is killin'You may be forty, but you can't stop rockin' to the beatWell, this old Nick Jagger, he was forty on the other dayYou may be forty, but you can't stop shakin' your feetWell, it was gettin' much later, so I thought I'd better go off homeTo see me poor old wife, for she was lyin' in her bed aloneWell, I opened up the front door, tip-taped up the stepsThought they would surprise her with a kiss upon the lipsWhen the bloke who was bigger than a ten-ton digger threw me outAnd she said, life begins at fortyYou wonder why you feel so naughtyYou may be gettin' on, but you can't stop shakin' your feetYour body's surely willin', even though your back is killin'You may be forty, but you can't stop shakin' your feetI said, life begins at fortyYou wonder why you feel so naughtyYou may be gettin' on, but you can't stop shakin' your feetYour body's surely willin', even though your back is killin'You may be forty, but you can't stop rockin' to the beatYou may be forty, but you can't stop rockin' to the beatYou may be forty, but you can't stop rockin' to the beatBut you can't stop the rockin' to the beat