Dog-and-pony show is an idiom that refers to an elaborate presentation or sales pitch aimed at impressing and entertaining an audience. There are several synonyms for this term, including gimmick, spectacle, charade, performance, and exhibition. A gimmick is a trick or device used to attract attention or promote something, while a spectacle is a striking or impressive display. A charade, on the other hand, is a pretense or deception meant to deceive or mislead people. Performance and exhibition both refer to a presentation or display of skills, talents, or products. These synonyms can be used interchangeably with dog-and-pony show to describe an over-the-top or contrived presentation.