Related Clues:

• Driver's invitation
• Question for a hitchhiker
• Pickup line?
• Question for a hitcher
• Invitation on the road
• Question to one on the shoulder
• Motorist's question ... and hint to the ends of 16-, 23-, 46- and 55-Across
• 'Going my way?'
• Question for the stranded
• 'Can I drive you?'
• 'Looking to go somewhere?'
• Question posed to the stranded
• Music to a highway walker's ears