Ali Fitzgerald Moore, better known by his stage name Big Ali, is an American singer, rapper, and DJ born in New York. He has been based in Paris, France, since 2001. He is signed to Up Music, a Warner Music label.

"Rock This Party (Everybody Dance Now)" is a song by French music producer and DJ Bob Sinclar, co-produced by regular partner Cutee B and featuring Dollarman, Big Ali, and Makedah on vocals. The song uses recreated parts of the 1990 hit "Gonna Make You Sweat (Everybody Dance Now)" by C+C Music Factory and was released as the third major single off the album Western Dream, on 21 August 2006. It became Sinclar's most popular single on the UK Singles Chart, peaking at number three. The song also reached number one in Belgium (Flanders and Wallonia) and number six on the Australian ARIA Singles Chart.