Possible Clues:

• Regular date with young lady and her confidant
• Sweetheart having wild fling with rider
• Sweetheart having fling -- I'd err terribly
• Steady type of soldier from regiment left at end of war in bad spirit
• Female squeeze
• Avril Lavigne hit
• Before Peggy Sue got Married, for example, what was she called by Buddy Holly from the start?
• “Oh I want to take you home / I want to give you children / You might be my ____, yeah” (Pulp)
• New rifle with new trigger put in to furnish partner