Undateable (8 p.m., NBC) – This very funny sitcom goes live for its entire third season. We get one full hour tonight. Tonight, Danny decides to interfere with Justin and Candace’s relationship. Later, Burski announces he has a girlfriend.
Reign (8 p.m., CW) – In the Season 3 premiere, Queen Mary struggles to retain her power as Queen Elizabeth tries to sabotage her -- with help from her new ally, Queen Catherine.
Dr. Ken (8:30 p.m., ABC) – Clark files a complaint about Dr. Ken after he blows off a celebration for Clark’s big promotion, so Ken is forced to attend a seminar to improve his bedside manner.
Blue Bloods (10 p.m., CBS) – When a newspaper reporter is targeted while wearing NYPD gear during a ride-along, Frank thinks the shooter is targeting cops.
The Hispanic Heritage Awards (10 p.m., UNC-TV) – Honoring achievers in the field of music, sports and education. Hosted by Rita Moreno.