They need your talent to win a basketball game against Bugs Bunny.
8 seconds sound clip from the Space Jam movie soundboard.
You can hear this line at 00:46:16 in the Blu-ray version of the movie.
Quote context
[...]
- Well, you see, the Looney Tunes have a big basketball game coming up and your dad's gonna play.
- Yeah. But don't tell anybody.
- I see aliens. Little aliens from outer space. They forced their way inside your bodies.
- They need your talent to win a basketball game against Bugs Bunny.
- I also see Michael Jordan being sucked down a golf hole by furry creatures.
- That's it. We're out of here.
[...]