Related Clues:

• Deck's 52
• Bingo buys
• Jokers and jokesters
• Radiohead: "House of ___"
• Bingo players' buys
• Business convention handouts
• Word that can follow the last parts of 17- and 52-Across and 11- and 25-Down
• Much Mother's Day mail
• Moves like a dog's tail
• Witty folk who watch their partners at matches?
• Hallmark buys
• What hands are composed of
• Greetings from friendly dogs
• What a dog's tail does
• Moves back and forth, as a dog's tail