1: Turn on the waterworks
21: Unit of oil production, briefly
23: Szechuan sauce source
24: Steelers' legend Bradshaw
39: State of unconsciousness
41: White-faced performer
49: Bigfoot's Asian cousin
50: Cause of a bad air day
54: Ending of many WWW addresses
56: Some family reunion attenders
63: Frequency of TV viewing?
65: German shepherd, for one
75: Where cookies might crumble