Possible Clues:

• Cavort wildly round East Ham
• Open sandwiches are commonly initially ham
• Ham a cleric sent back during autumn month
• What you'd expect drama queen to do for old, old soldier locking up vehicle reversing
• Be hammy
• About repulsed cutting open ham
• Plain about account for ham
• Mug, say
• Extravagantly perform part of lover, actually
• Ham it up with Bill in the open