Unknown old tunes id...

Help me id these old tunes id...

Hi! I think #3 is http://www.discogs.com/artist/76889-4-X-Sky-Juice

Ok elimix....

That´s the music as you said...

Thank you!

2 is http://www.discogs.com/ATC-It-Aint-Over/master/140319

4 : KAOS "Whatcha Gonna Do" on this ep: http://www.discogs.com/Various-Disco.../release/58039

Kaos - Watcha Gonna Do - YouTube

In the middle shamanixx

confirmed these 2 musics...

Tks.