Possible Clues:

• Marshal skilled holding disorder back
• Put together a leap at the ballet
• Gather there's a predicament over English pound backsliding
• Manufacture device shortly to be put on a ship
• Come or bring group together
• Collect
• Not to be able to scatter around the mess back there
• Lab seems badly put together
• Meet, given direction to walk round
• Gather muddle's about having power outside