Haha, ok. You made that really easy.
" @Clone: @mnzy: it's a bubble bobble clone. the title is very much like 'mario bros.' with a key difference. they are bros. who have a love for the white stuff (not milk). also can you help me out a bit more on.. Fifth: this game's got space in the title (also it's a sequel). ? "
As for the fifth final frontier step: I can't just give out hints for free.