Kelly Rowland, Akon and Pitbull are headlining Jamfest. The Royal Showgrounds will play host Wednesday April 14, for the cannot miss R&B/Hip Hop event of 2010. Backed by big headliners with serious record sales and plenty of local support and more acts to be announced, Jamfest 2010 promises to be one of the biggest urban/pop/R&B tours of the year. Tickets are on sale now, the event takes place Wednesday April 14.