Mom (9:30pm, CBS) - Violet goes into labor and gets help from Christy and Bonnie in the Season 1 finale. Also, Christy begins to suspect that Bonnie still has feelings for Alvin ( Kevin Pollak), who is recovering in the hospital.
Also on tonight . . .
Bones (8pm, Fox) - Remains found in a swamp belong to a woman who was cryogenically frozen before being discarded, which leads the investigation to a preservation facility. Also, Booth is up for a big promotion, but it might mean relocating his family.
Warehouse 13 (9pm, Syfy) - Season 5 begins with Claudia facing off against Paracelsus, but he manages to escape back in time to the 9th century. While Pete and Myka try to track down the villainous alchemist, their friends discover that history has been changed for the worst and the Warehouse is now a house of horrors.
Dallas (9pm, TNT) - Relationships are jeopardized in the wake of a discovery about John Ross and Emma.