Related Clues:

• In a tight spot
• Unwilling to budge
• In a rut
• In a pickle
• In traffic, say
• Held fast
• Lodged
• Unable to continue
• At an impasse
• Needing a hint
• With 51-Across, Presley hit with "glue" in the lyrics
• In need of a tow
• The street heard, you see, Kay was baffled
• Bogged down a bit in Germany
• Unable to progress