Tatooine 1-18 is the 18th level of Angry Birds Star Wars,
Send the first Han towards the back of the pile and aim ypur blaster at the waste above the plant, shoot it at the almost last second. Han will roll and destroy the wood plank above the TNT and detonate the TNT. Destroy the entire pigs.
If the birds are upgraded to shoot the blue laser, aim the blaster to the TNT instead to win this level too.
See Video Walkthrough.