Possible Clues:

• 1957 hit for the Bobbettes
• 1957 Bobbettes hit
• 1957 hit by The Bobbettes
• 'The handsomest sweetie that you ever did see,' in a hit by the Bobbettes
• 1957 R&B chart-topper inspired by a schoolteacher
• The Bobbettes' only Top-40 hit
• 'My sweetie' in a 1957 hit for the Bobbettes
• Bobbettes hit
• 1957 hit for the Bobbettes (ELMER anagram)