Possible Clues:

• Worried artist required to fill poster having two sides
• Pulled out of club, I later alternated between two sides
• Involving both sides
• Like the coalition, Labour standing to bury one in the future
• A rate adjustment in account involving two sides
• Bishop, one subsequently gangster -- having two sides!
• Liberal upset about more recent article affecting two parties
• With 46-Across, feature of the answers to this puzzle's six starred clues, in a sense
• Dined with artist, bill's covered for both parties
• Involving both sides of the body