Imagine a clever comedy with lots of funny dialogues and a company of friends who start laughing at the first part of a joke and you never hear the second one. dat sux.
It depends, sometimes I prefer to watch the movie alone and also there are moments that I would love watching it with my friends. So, I am flexible.
It really depends on the type of movie. Action/Thriller, its best with friends. Love/Romance/Drama, its best with a girlfriend. Horror, I prefer to watch it alone