K-Ci & JoJo are an American R&B duo, consisting of brothers Cedric "K-Ci" Hailey (born September 2, 1969) and Joel "JoJo" Hailey (born June 10, 1971). Natives of Charlotte, North Carolina, they are also the lead singers of the chart-topping R&B group Jodeci with the DeGrate brothers—Donald (better known as DeVante Swing) and Mr. Dalvin. They are best known for their 1998 single "All My Life" which peaked atop the Billboard Hot 100 for three weeks and received three Grammy... [more on Wikipedia]