Tommy Tiernan has won national comedy awards and contests in the UK and Ireland and he's establishing a beachhead here in the States. If you didn't get to see him during his three week run in 2006 at UCLA’s MacGowan Little Theater, we're going to get another chance this year. He was on Letterman (for the second time) just last week and was given a nearly 10 minute slot which is huge - Bill Cosby......