I don't have to explain what Sports Illustrated Swimsuit: 50 Years of Beautiful (8 p.m., NBC/Ch. 5) is. The title says it all.What's interesting is that just a few years ago, KSL refused to air a Sports Illustrated swimsuit special. Because it was too risque.What, exactly, has changed since KSL refused to air that other Sports Illustrated swimsuit special I have no idea. But, clearly, things can change at Channel 5.Elsewhere on TV ...How I Met Your Mother (7 p.m., CBS/Ch. 2): A drunken Barney goes missing on his wedding day.The Bachelor (7 p.m., ABC/Ch. 4): The bachelor and the women travel to Vietnam.Hollywood Game Night (7 p.m., NBC/Ch. 5): Chris Colfer, Rosie O'Donnell, Penny Marshall, Taryn Manning, Donald Faison and Kaley Cuoco are the celebrity guests.Almost Human (7 p.m., Fox/Ch. 13): An advanced DRN goes on a rampage.Heart of Dixie (7 p.m., CW/Ch. 30): Joel and Zoe buy a house together.NBA (7 p.m., ROOT): Toronto Raptors at Utah JazzBeing Human (7 and 10 p.m. Syfy): Aidan and Kat's relationship continues to grow.Mike & Molly (8 p.m., CBS/Ch. 2): Carl fills in as Molly's dance partner.The Following (8 p.m., Fox/Ch. 13): The FBI learns of Ryan's secret agenda.Beauty and the Beast (8 p.m., CW/Ch. 30): J.T. is kidnapped.Lost Girl (8 and 11 p.m., Syfy): Kenzi is compelled to make a confession.Mom (8:30 p.m., CBS/Ch. 2): Christy is faced with temptation.Intelligence (9 p.m., CBS/Ch. 2): A senator's daughter is kidnapped.Castle (9:01 p.m., ABC/Ch. 4): An employee at a fashion magazine is murdered.Switched at Birth (9 p.m., ABC Family): Bay is jealous when Emmett starts dating again.Bitten (9 p.m., Syfy): Psycho killers are being turned into werewolves.The Fosters (10 and 11 p.m., ABC Family): Stef and Lena get a big surprise when they visit Callie.Archer (11 p.m., FX): Archer stages an intervention for Pam.Teen Wolf (11 p.m., MTV): Demons invade Beacon Hills.