Context: I was with Kael , Lady , kuya Adel and ate Cherry . We all had laugh trips ' til we all dozed off . The others went ahead to bed after washing up and watching a little TV while Kael and I were watching ' House of Voices ' ( Correct ? ) and were trying to figure out the story of the movie until the credits popped out and realized that we did n't gather any sense from it .

Question: What may be the reason for the sleep over ?
Options:
0. None of the above choices .
1. They are having a girl 's night .
2. They are having a birthday party .
3. They are having a going away party .
Answer: 1