Christina Aguilera Fighter ( Live on Today) ( NBC Program)

Christina Aguilera stopped by 30 Rockefeller Center this morning for the Today show s latest live summer concert. After her performance at the MTV Movie Awards on Sunday failed to generate much buzz, this was another opportunity to get fans excited about her new album, Bionic, which arrived in stores nowdays. So how did she do Before performing, Aguilera chatted briefly with NBC s Matt Lauer. Turns out their respective kids have very different tastes in music: Her son likes cuttingedge electro, his is