3 2 1, or 3, 2, 1 or 3-2-1 may refer to:
Outside of music and entertainment
* The year
321 or year
321 BC
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Year 321 BC was a year of the Roman calendar, pre-Julian Roman calendar. At the time, it was known as the Year of the Consulship of Calvinus and Caudinus (or, less frequently, year 433 ''Ab urbe condita''). The denomination 321 BC for t ...
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321 (number), the number 321
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3-2-1 backup rule, a popular rule for computer data storage
backup
In information technology, a backup, or data backup is a copy of computer data taken and stored elsewhere so that it may be used to restore the original after a data loss event. The verb form, referring to the process of doing so, is "wikt:back ...
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321 Florentina, a main-belt asteroid
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BMW 321, a mid-sized luxury car
Entertainment
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3-2-1, Yorkshire TV gameshow 1978–1988
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3,2,1... Frankie Go Boom, 2012 film directed by Jordan Roberts
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3-2-1 Contact
''3-2-1 Contact'' is an American science educational television show produced by the Children's Television Workshop (CTW, now known as Sesame Workshop). It aired on PBS from 1980 to 1988 and later ran on Noggin (a joint venture between the C ...
, an American science educational television show that aired on PBS 1980–1988
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3-2-1 Penguins!, a series of Christian computer-animated (direct-to-video until 2003) cartoons launched on November 14, 2000
Music
Albums
*''
3.2.1.'', an album by the rock band Zilch, 1998
*''
Three. Two. One.'', an album by Lennon Stella, 2020
*''3-2-1'', a compilation album by
Lior (singer), 2011
Songs
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"3 2 1" (Shinee song), a 2013 song by Shinee
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"3-2-1" (Brett Kissel song), a song by Brett Kissel from the 2013 album ''Started with a Song''
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3,2,1", a song by Tucker Wetmore
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"3, 2, 1" (24kGoldn song), 2021
*"321", a 2008 single by Disciple from ''
Southern Hospitality
Southern hospitality is a phrase used in American English to describe a cultural stereotype of the Southern United States, with residents perceived to show kindness, warmth, and welcoming of visitors to their homes, or to the South in general.
O ...
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*"321", a song by Hedley from the 2005 album ''
Hedley''
*"321", a song by Scorpions from the 2007 album ''
Humanity: Hour I''
See also
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4, 3, 2, 1, various topics
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5-4-3-2-1, a 1963 single by Manfred Mann
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Countdown, a sequence of backward counting to indicate the time remaining before an event is scheduled to occur
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