Tatanga and his aliens came to take control of Sarasa Land and allow Tatanga to marry Daisy. But they found that King Boo had already taken the land. Tatanga made a deal with King Boo to become his right hand man.
Luigi eventually ventured too Tatanga's ship and defeat Tatanga. Allwoing him acces to the last Golden Boo room. Luigi the proceeded to King Boo's mansion.