Country Music, Changing Bodies and Celebrity Millionaire: The Best of Tonight’s TV

From cash gambles to classic movies, there is plenty to keep you entertained on the small screen tonight!  Celebrity Who Wants to be a Millionare - UTV (8.00pm) Chris Tarrant returns with the first of two specials bringing the big-money quiz to a close after more than 15 years on the air. Aiming to raise cash for their charities are Russell Kane, Gloria Hunniford, Adrian Chiles, Frank Skinner, Alexandra Burke and David Emanuel. The Addams Family - E4 (8.00pm) Creepy couple Morticia and Gomez find their unconventional life threatened by a man claiming to be a long-lost relative. When they welcome him with open arms, they fall prey to a plot that could cost them their ancestral home and the family fortune. Black comedy based on the 1960s TV series, starring Anjelica Huston, Raul Julia, Christopher Lloyd, Christina Ricci, Jimmy Workman and Carel Struycken Operation Transformation - RTÉ 1 (8.30pm) This show marks the halfway point in this year's series, and the leaders are showing signs of struggle. The team looks at how Operation Transformation's Blood Pressure Day went, and we meet Pat Murphy, whose recovery from a stroke was helped by swimming. Grey's Anatomy - RTÉ 2 (9.00pm) The fight continues to save those who were injured in the storm, and Callie makes a bold decision regarding her marriage. Some more upsetting news brings the staff together. Nashville - TG4 (9.05pm) Avery helps Juliette work on new songs, and Will impresses Rayna when he pushes for the chance to audition for her record label. Meanwhile, Dante raises the stakes in his blackmail attempts, and Jolene blames herself for what is happening to her daughter and resorts to desperate measures to make amends. American musical drama, starring Connie Britton and Hayden Panettiere