What should i get my bf for his 18th birthday?

OK so my bfs 18th birthday is next week! n i still havent got him anything! I know hes totally obsessed with starwars but idk what to get! we've only been together for like 2 months but hes been my best friend for a while! i dont wanna just get him a tshirt that feels too simple :/ i have no clue!! help!!