Related Clues:

• Stitches in baseballs
• An old penny one pound includes freely
• Improvise dialogue
• Fabric edges
• Deliver spontaneously
• Make up on stage
• Improvise onstage
• One bald unexpected remark
• Garment lines
• Finishes a skirt
• Pants might burst at them
• Off the cuff remark from a Liberal Democrat inside
• Made-up address politician chasing promotion might give?
• Heard it's used to suggest joints found in jeans
• Do some improv