Pretty Little Liars returned with a bang last night for the special one-off Halloween episode, which will hold fans over until it officially returns in January. And not only did "This Is A Dark Ride" kill off a major character (no, we won't say who), it also featured two performances from none other than Adam Lambert.

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Adam performed two songs from Trespassing, both the title track and "Cuckoo," sporting some vampire fangs for the occasion. Do we necessarily believe that Adam doesn't have anything better to do on Halloween than play a party in Rosewood? Well, no, but suspension of disbelief allows us to enjoy it anyway.

Did PLL's Halloween episode satisfy? Let us know what you thought!