Unlock the following bonuses by performing the corresponding tasks:

BONUS - HOW TO UNLOCK
Anakin's Flight - Collect 30 gold bricks.
Ghost characters - Successfully complete Story mode. They are invincible and ignored by enemies except when in vehicles.
Cutscenes - Collect all of the gold bricks to watch all of the cutscenes at the Cantina.
Slave 1 - Complete all 36 Mini-Kit collection missions.
New town - Collect 50 gold bricks. Then, go to the bonus room in the Cantina and build door number 6.
Naboo Starfighter - Successfully complete the "Anakin's Flight" mission to unlock the Naboo Starfighter in all vehicle-based missions.
Bounty Hunter Mission room - Buy all "Bounty Hunters" or "Bomb Throwers" in the shop. Jabba the Hutt's Bounty Hunter Mission room is located outside of the cantina.