Nope the cost DID not scare me off at all - I got the kit from work on Friday and went home and battered the drums all weekend.
I unlocked nearly all the content on Friday by 12am and over the weekend mastered the drums on Medium and Hard for some songs as well as singing Rock and Roll star with the Mic hanging from the light so I could do the obligatory "Liam" stance with the hands behind the back
Now... to buy another guitar so I can play Lead or Bass while my mate(s) do the other