Watch Fmovies. Best Friends Forever (BFF) is the 16th year anniversary presentation of Star Cinema starring the Megastar Sharon Cuneta and the Comedy Queen Ai Ai delas Alas. Sharon and Ai Ai will be playing as best friends in this comedy film helmed by box-office director Wenn Deramas of Tanging Ina and Ang Tanging Ina N’yong Lahat.