{{Infobox Single <!-- See Wikipedia:WikiProject_Songs -->
| Name           = Hey You
| Cover          = Madonna Hey You singlecover.jpg
| Artist         = Madonna
| from Album     = 
| B-side         = 
| Released       = May 16, 2007 <small>(free download)</small><br>May 24, 2007 <small>(digital paid download)</small>
| Format         = Digital download
| Recorded       = 
| Genre          = Pop
| Length         = 4:16
| Label          = Warner Bros.
| Writer         = Madonna<br>Pharrell Williams<br>Mirwais Ahmadzaï
| Producer       = Madonna<br>Pharrell Williams
| Certification  =
| Chart position = 
<li> #9 <small>(Czech Republic)</small>
<li> #47 <small>(Poland)</small></li>
<li> #57 <small>(Canada), (Sweden)</small>
<li> #76 <small>(Brazil)</small></li>
<li> #187 <small>(UK)</small></li>
| Last single    = "Music Inferno"<br>(2007)
| This single    = '''Hey You'''<br>(2007)
| Next single    = "4 Minutes"<br>(2008)
}}

"'''Hey You'''" is a pop charity song by American singer-songwriter Madonna. It was co-written and co-produced by Pharrell Williams. It was released as part of the Live Earth campaign, and Madonna performed the song as part of the Live Earth global concerts on July 7, 2007.

==Song history==
The song is a re-working of  the leaked demo of "Keep The Trance" which was omitted from the ''Confessions on a Dance Floor'' studio album. It contains many identical lyrics, was co-written and produced by Mirwais Ahmadzaï and had a completely different structure; it is an up-tempo electronica/dance song differing greatly from "Hey You".

The song was made available to be downloaded in WMA formats on MSN. Microsoft pledged to donate $0.25 per download to the Alliance for Climate Protection for the first million downloads of the track.<ref name="newsong">[http://liveearth.org/?p=39 "Madonna Writes New Song "Hey You" for Live Earth"]. Live Earth. May 17, 2007. Retrieved May 17, 2007.</ref>

The free download was only available for one week, it is now available to buy from sites such as iTunes. No physical CD or other format was released. The Live Earth performance of the song was included on the Live Earth CD released in November 2007.

==Music video==

The Live Earth: The Concerts For a Climate in Crisis''. Söderberg directed the "Sorry Remix" video backdrop for the Sorry" music videos as well as footage from ''I'm Going To Tell You A Secret'' documentary.

The video does not feature any new footage of Madonna; it contains images of different cultures, world leaders, the problems facing the world today, and global warming. It premiered online at the [http://liveearthviewing.com Live Earth website] and on several MTV stations worldwide on June 15, 2007.

{{Singel infobox|
okładka               = [http://en.wikipedia.org/wiki/Image:Hey_you.jpg Okładka singla]
|wykonawca            = Madonna
|tytuł                  = Hey You
|z albumu               = 
|wydany                 = 17 maja 2007
|nagrany                = 2007
|format                 = digital download
|gatunek                = pop
|długość                = 4:16
|wytwórnia_płytowa      = Warner Bros. Records
|producent              = Madonna<br />Pharrell Williams
|poprzedni_singel       = Jump
|poprzedni_singel_rok   = 2006
|rok_wydania            = 2007
|następny_singel        = 4 Minutes
|następny_singel_rok    = 2008
|pozycje    = 
}}

'''Hey You''' <small>(en: hej ty)</small> - ballada napisana i wyprodukowana przez Madonnę oraz Pharrella Williamsa na potrzeby koncertu Live Earth. 

Piosenka miała swoją premierę Microsoft zadeklarował wpłatę 0,25$ na konto ''Alliance for Climate Protection'' za każde z pierwszego miliona pobrań piosenki.<ref name="le">Live Earth. [http://liveearth.org/?p=39 "Madonna Writes New Song "Hey You" for Live Earth".] . 17 maja 2007.</ref> Następnie, piosenka znalazła się też w serwisie iTunes, gdzie można było ją nabyć odpłatnie jako nagranie lepszej jakości w formacie MP3 lub AAC.

Madonna wykonała piosenkę "Hey You" na żywo na stadionie Wembley podczas koncertu Live Earth w Londynie 7 lipca 2007.<ref name="le"/>