Flanked by her legion of dancers, Jennifer Lopez rehearsed for her performance at Sunday’s 2009 American Music Awards at the Nokia Theater in Los Angeles Thursday.

Jenny From The Block will be performing her new single “Louboutins,” the lead track from her forthcoming album Love? –dropping Jan. 26. Jennifer’s going all out for show; she even enlisted famed shoe designer Christian Louboutin to design a pair of his signature red-soled stilettos for her AMA performance.