Gta iv fun stuff to do when completed?

Question

what is there to do thats fun when you have completed it

Answer 1

woah!! you completed it?! yikes!!

Im stuck on this certain mission and I just cannot do it!!

aaagghhhhhhhhh  

Answer 2

have you complated it 100% coz there si loads of small missoins to do after to get 100% marks we are on 98% completed we completed the story line ages ago  

Answer 3

do you mean when the story is complete, if so go do some of the unique stunts, do some vigilante missions, and do the most wanted missions. Go for a tour of the city in Higgins city helicopter tours. And in general just go around killing people that can be most fun of all lol  

Answer 4

go online or pleasure some prosteutes