1. Go to campaign, select Utapau and complete the mission up to the part which involves fighting General Grievous.
2. Before fighting him select the Jet Trooper & kill him (this may take a few tries).
3. Race to the outpost you first appeared at.
4. Climb onto the roof and let your Jetpack recharge.
5. When you see the gunship come down and fly onto it (it won't be that far away from you).
6. After a while the gunship will begin to fly upwards. Once you step off you instantly die.
- This glitch may take a few tries.