Showstopper or Show Stopper may refer to:
Film and television
"Show Stopper" (CSI: Miami), an episode of the TV show
"Show Stoppers", an episode of Garfield and Friends
"Showstoppers" (The Simple Life episode)
Music
Albums
Showstoppers (album), by Barry Manilow, 1991
American Idol Season 4: The Showstoppers, 2005 album from the American Idol compilation series
Songs
"Show Stopper" (Danity Kane song), 2006
"Show Stopper", a song by Peaches from I Feel Cream, 2009
"Showstopper" (TobyMac song), 2010
"Showstopper", a song by Brandon & Leah, circa 2012
"The Showstoppa", by Salt-N-Pepa, 1985
Other
Showstopper! The Improvised Musical, a musical theatre show founded in London in 2008 The Showstoppers, an American soul group, active 1967–1972