The number seven isÂ known for beingÂ lucky, but not when it's attached to a Really, Really Bad Rebus. I'm a bit proud of this one, which may frighten some of you. Good luck with it!
HERE is the solution.
(symbol for zodiac sign Leo + Elaine Nardo from TV's Taxi + a Detroit Tigers baseballÂ "D-cap" + a Kia Rio automobile)