Who Is Terrell and The Tri-City Rat Pack? The magnetic group discovered by Jay Leno bring there own Capitol region flair to the stage! Their inimitable style laces popular chart topping tunes with their own jazzy, soul flavor. Maintaining the authenticity of Sinatra's Vegas Rat Pack, you might even hear the occasional joke or impression. It is this unique entertainment factor that has propelled Terrell's Tri-City Rat pack to become the must-see crooners, and has earned them a spot as Jay Leno's regular opening act at the Mirage in Las Vegas! Sing along, swoon, laugh and dance! You would have done them all after Terrell's Tri-City Pack is done!