“Community” (8 p.m., NBC): One advantage to the sitcom’s delayed start? A

“Community” (8 p.m., NBC): One advantage to the sitcom’s delayed start? A Halloween episode on Valentine’s Day! That’s so “Community.”

“Zero Hour” (8 p.m., ABC): Anthony Edwards (“ER”) returns to series television in “Zero Hour.” He plays the publisher of a myth-busting magazine who is drawn into a centuries-old conspiracy after his wife (Jacinda Barrett) is abducted.

“Glee” (9 p.m., FOX): “Glee” couple Will and Emma (Matthew Morrison, Jayma Mays) have picked Valentine’s Day to finally tie the knot.

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