Maybe he has a secret fondness for donning embroidered platform shoes and elephant bells and lip synching to Barry Manilow.

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And Tracy Caldwell Dyson, who lived aboard the station for 174 days in 2010, pops up a few different times lip synching from inside a space capsule.

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That begs the question: do these behind-the-scenes singers ever get jealous of their lip-synching counterparts.

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Last month, a media company in Beijing called Taihe Rye hired Messrs Huang and Wei to continue their lip-synching, for cash.

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Perhaps her way of redeeming herself after all that inauguration-lip-synching hullabaloo.

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Even Britney Spears snagged a spot on our list, though she toured minimally, lip-synching her way through a handful on House of Blues clubs last spring.

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In a biography on the university's website, Muchnick said the one thing he would like to do before he died was "live, " and that his most embarrassing moment was getting caught lip-synching in a school talent show.

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According to Australian news reports, disgruntled fans left Spears' show at the Perth Burswood Dome only three songs into the concert, complaining of a lackluster performance, apparent lip-synching and their inability to see Spears on the jumbo screens onstage.

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