Related Clues:

• Abba hit
• 1-Across song
• Hit song by ABBA
• 1976 Abba song ... or a hint to the starts of 17-, 23-, 38- and 50-Across
• Plant with old saloon manufactured for F1 driver
• Pitcher Valenzuela
• Cash bars? [Abba]
• All that a greedy businessperson thinks about?