Examples:

• Well, well. That's a new wrinkle.
• That's a new wrinkle.
• This was a new wrinkle in the initial stages of the conversation.
• I've got a new wrinkle for your forehead.
• Actually, there's a new wrinkle to Leo's situation, Mary.
• Well, this is a new wrinkle.
• Now, this causes a slight new wrinkle in the plan.
• Well, that puts a new wrinkle in the pants.
• There's a new wrinkle, Jack.
• There was a new wrinkle.