the chords were right on the other tab but it didnt have the little fill so i added it. 
have fun!!!
the chords are Fm
               Bbm
               C

this is the fill i was talking about. i didnt put it in all the places its used so just 
it when ever the song does.
e----------------------------------------------------|
B-1 h2-1---------------------------------------------|
G---------3--1--0------------------------------------|
D-------------------3--------------------------------|
A----------------------------------------------------|
E----------------------------------------------------|


Fm
the The weekend's almost done
                       Bbm
The moon is low in the sky
                                            C
Feel like going out before the night passes by
             Fm
I won't just sit around
     Bbm            C
When life becomes a drag

I dance

listen to the song to get the rhythm for this part

Fm-----Bbm-----C

           Fm
I like the bass (turn it up, turn it up, turn it up)
           Bbm
I like the boom (turn it up, turn it up, turn it up)
       C
I need guitar (turn it up, turn it up, turn it up)
            Fm (strum once then immediate palm mute)
I like that drum when it goes boom, boom, boom

Chorus:
      Fm
Let's dance
Fm
What the weekend, what the night is all about
      Bbm
Let's dance
Bbm
Grab your girlfriends, grab your boyfriends, sweat it out
      C
Let's dance (move your whole body, let's start the party)
Fm (strum once then immediate palm mute)
To much rock for one girl can make her go crazy
I need someone to dance with me baby (dance)

            Fm
The music's on (turn it up, turn it up, turn it up)
            Bbm
My favorite song (turn it up, turn it up, turn it up)
            C
The beat is strong (turn it up, turn it up turn it up)
      Fm  (strum once then immediate palm mute)
We'll dance (c'mon!  ow!)

Chorus:
      Fm
Let's dance
Fm
What the weekend , what the night is all about
      Bbm
Let's dance
Bbm
Grab your girlfriends, grab your boyfriends, sweat it out
      C
Let's dance (move your whole body, let's start the party)
Fm (strum once then immediate palm mute)
To much rock for one girl can make her go crazy
I need someone to dance with me baby (dance)

listen to the song for the rhythm for this part because it's
different then it is during the verses

Fm-----Bbm-(keep movin'!)-C-----Fm (strum once really hard)
                               (crank it up!  YEAH!!!!!!)
Fm (strum normally)
When the night says "hello" yeah get ready to go
        Bbm
Turn it up, turn it loose yeah you got no excuse
            C                                Fm
Just take a chance, get out on the floor and dance (let's dance)

Chorus:
      Fm
Let's dance
Fm
What the weekend, what the night is all about
      Bbm
Let's dance
Bbm
Grab your girlfriends, grab your boyfriends, sweat it out
      C
Let's dance (let's dance, and let's start the party)
Fm
(dance with me, dance with me, dance with me, dance)
      Fm
Let's dance
Fm
What the weekend, what the night is all about
      Bbm
Let's dance
Bbm
Grab your girlfriends, grab your boyfriends, sweat it out
      C
Let's dance (move your whole body, let's start the party)
Fm (strum once then immediate palm mute)
As soon as my album goes number one
We'll be livin' like a roller to forty diamonds
Fm(strum once then immediate palm mute)

so there it is! its 100% correct, but not all in the right order.(the fill)
well enjoy it! its a really fun song and i enjoyed playing it.
billy