MONDAY HIGHLIGHTS Whose Line Is It Anyway? 8 p.m. on CW "Robbie Amell" Actor Robbie Amell from "The Tomorrow People" goes up against Ryan, Wayne, Colin and guest comedian Jeff Davis in a series of sketch- es, games and songs they must create on the spot, only with ideas given by the studio audience. (HD) The Professional 8 p.m. on ENC In New York City, an eccen- tric French hitman takes in a 12-year-old neighbor after her parents are murdered by corrupt policemen, but while he struggles with his new role as protector, she asks him to teach her how to kill so she may seek revenge. The Real Housewives of Orange County 9 p.m. on BRAVO "Not So Silent Night" When the ladies get together for Shannon's much-an- ticipated Christmas party, the cheer is drained out of the annual event; Vicki bemoans Briana's move to Oklahoma; Tamra receives news about her son that gives her a harsh reality check. Beauty and the Beast 9 p.m. on CW "Cat and Mouse" As Vincent is the subject of a city-wide search, he and Cat try to find a place they can hide; a surprising new ally reveals themselves as the FBI con- tacts Vincent and Cat about helping out with an impor- tant case. (HD) Love It or List It 9 p.m. on HOME "Sight Unseen" A couple who bought their home SOAP OPERA UPDATE THE BOLD AND THE BEAUTIFUL Brooke looked on as a terrible accident occurred over the Persian Gulf. Katie left Ridge a voicemail when she got a feeling that some- thing bad had happened. Liam tried to convince Hope that Quinn and Wyatt were not good people. The Forrester and Logan families gathered to mourn the loss of Ridge. A master manipulator and his pilot discussed their role in the accident. Hope was shocked to see Wyatt's violent side when he punched Liam. Katie and Eric remained a rock for each other on their way to Abu Dhabi. Hope made a big decision about her love life. Wait to See: Maya keeps a cautious watch over Aly and Oliver. Eric has a change of heart, but it might be too late. Accusa- tory fingers point to Quinn. DAYS OF OUR LIVES Several lives were changed forever as Nick's murderer was revealed. Eric confronted Nicole over her deception. Jennifer pondered the fallout of her deci- sion. Sami ripped into a stunned Jordan while defending Rafe. Marlena learned a shocking secret about a family member. An emo- tional Nicole made a final plea to Eric for his forgiveness. Brady lost it when John tried to come between him and Theresa. Nicks murderer prepared for a life in prison but had one last confession to make. Ben was alarmed when Paige recognized him. An emo- tional Hope broke down in Aidens arms. Brady and Johns fight spun out of control right in front of Theresa. Wait to See: Abigail learns of a long-buried secret. Bev sets up Paige for a fall. Gabi was surprised by Kate's compassion. GENERAL HOSPITAL Julian assured Lucas that he would protect him. Alexis had some troubling news to tell Molly about Ric. Nikolas comforted a distraught Elizabeth. Patrick and Sabrina wondered if the car accident was intentional. Sam and Silas found a new level of intimacy. Nathan deliberated on whether to tell Silas about Nina being alive. Molly had her suspicions regarding Julian. At the end of the day, Dannys birthday without having actually seen it discovers that the property has more than its share of problems, but they disagree as to whether to move to a new home with fewer issues or to renovate the current home. (HD) Longmire 10 p.m. on A&E "Of Children and Travelers" Walt Longmire and his team are led into the shady crimi- nal underworld of Wyoming while investigating the mur- der of a Russian adoptee; Henry is confronted with the harsh realities of jail, and Cady fights to find him a good lawyer. (HD) Mistresses 10:01 p.m. on ABC "Boundaries" April begins an affair with an artist; ten- sions begin to rise between Joss and Harry when they are hired to throw a party for a wealthy housewife; Savi returns to the firm, party was filled with surprises. Nathan provided moral support for Maxie at her custody meeting. A shocked Carly and a brazen Ava got into a fiery altercation. Sonny begged Morgan to forgive him for sleeping with Ava. Sam confided in Alexis about her relationship. Carly had a proposition for the artistically frustrated Franco. Wait to See: Julian questions his loyalty to the mob. Jordan must make an important decision. Sonny and Ava continue to taunt each other. THE YOUNG AND THE RESTLESS Billy asked Kevin to dig into Stitch&s past. Victoria thanked Chelsea for keeping her secret but asked her to stay away from Billy. Victor found out that Victoria is pregnant. Tyler ignored Mariah&s urgent text message. Sharon informed Dr. Mead about the date of her traffic ticket, hoping that he could unlock her memory. Cane planned an elaborate scavenger hunt for Lily on her birthday. Av- ery cautioned Summer not to get involved with Austin. Lily was still upset about Neil dating Hilary. Jill and Colin looked for informa- tion on Katherines necklace. Tyler tried to win Abby back with a Monday at 9 p.m. on NBC, Jenn Brown and her "American Ninja Warrior" co-hosts Matt Iseman and Akbar Gbaja Biamila head to St. Louis, Missouri, where competitors face such new obstacles as the Rope Junc- tion into Cargo, the Double Tilted Ladder and the Crazy Cliffhanger. but realizes she must also share an office. (HD) romantic gesture. After sharing a surprise kiss with Nikki, Victor asked her to move back in with him. Wait to See: Avery confronts Ian. Abby still has trouble trusting Tyler. Billy begs Chelsea to keep Stitch away from Victoria.