Kylie Minogue challenges Pippa Middleton to a ‘bum-off’ at Jubilee Concert, we cannot wait

Two of the most famous derrieres are limbering up for a bum-off at Monday's Jubilee Concert.

Kylie Minogue, Pippa Middleton, bum, Jubilee ConcertKylie Minogue vs Pippa Middleton in a 'bum-off' at the Jubilee Concert. Copyright [Rex]

Kylie Minogue is getting ready for the Queen's Diamond Jubilee Concert, and her preparations include getting her behind in top tip shape as well as her voice.

The 44-year-old hot pant wearing goddess told Alan Carr that she's planning on waging bum war on Pippa Middleton at the Queen's Diamond Jubilee Concert on Monday.

[Related article: Kylie sticks up for Dannii Minogue, that's sisterly love]

Pippa Middleton's bum shot to fame after THAT dress as Kate Middleton's wedding to Prince William last April, but Kylie Minogue isn't ready to give up all the derriere glory to the 28-year-old.

Kylie Minogue, bumKylie Minogue is proud of her derriere. Copyright [Rex]

Alan Carr interviewed Kylie Minogue for his Chatty Man show, which will air tonight, and asked Kylie if she would have a "bum-off" with Pippa Middleton, to which Kylie replied: "I'm going to have to.

"I'll definitely have to (bend over and) pick something up off the ground."

[Related article: Rihanna thinks Cheryl Cole is hot, wants to watch her bend over]

Getting ready for the big moment, Kylie Minogue then bent over in a short pink mini-dress and winked at the studio audience.

Kylie Minogue, Alan CarrKylie challenged Pippa Middleton to a bum-off during her Alan Carr interview. Copyright [Twitter/ChattyMan]

Alan Carr helped by giving Kylie Minogue a bum-toning machine for her 44th birthday last Monday.

Kylie Minogue also revealed she's going to be singing a medley at the Diamond Jubilee Concert.

Cannot. Wait.