Singers Beyonce and Jay-Z will not only attend Kanye West-Kim Kardashian's wedding, but they are said to be performing on their big day.

The couple are being paid around $2 million to perform on the duo's wedding, reports showbizspy.com.

`Jay Z and Beyonce will also perform at the wedding, as long as their last-minute negotiations with online website Eonline works out,` said a source.

`The two have demanded $2 million for a short show," the source added.

Singher Lana Del Rey is also said to be performing.

Kim and West are expected to celebrate in Versailles, France, then head to Florence, Italy, for the big day, May 24.