Possible Clues:

• Zigged and zagged
• Zigzagged, in a sport
• Took turns with dancer covering line dance's opening
• Mel, also abroad with daughter, did some skiing?
• Weaved downhill on skis
• Small ode -- 'In a state / Slid, not straight'
• Line in opera beginning to drift went this way and that
• Skied through gates
• Took a few turns coming down the hill with distressed damsel carrying half the load
• Navigated gates