Examples:

• Warren Boyd, thank you for coming to save the day.
• Take a stand against terrorism and save the day.
• No cavalry coming from behind to save the day.
• The trusty coat hanger is here to save the day.
• Even put our lives on the line to save the day.
• No, you can't ride in there and save the day.
• Always trying to save the day, come to the rescue.
• Happily, we had an idea which would save the day.
• The Lovely couple of superheroes is here to save the day.
• I don't save the day or get the girl.