Wendy Moniz, Stuart Townsend Wendy Moniz, Stuart Townsend

After improvements last week, ABC's whole lineup hit lows on Sunday.

Once Upon a Time opened the night with 6.6 million viewers and a 2.1 in the adults 18-to-49 demographic, down two tenths to match a season low. Revenge (5.5 million, 1.4) and Betrayal (3.3 million, 0.8) both plunged approximately 20 percent to all-time lows.

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