Sikhs do not have the tradition of fasting. Hindus fast as an act of purification.
Salman khan definitely fasts in the month of ramzan. All sikhs do fast in that month. He too does the same and does good to his religion.
Unfortunately no, Sikhs cannot cut their hair because sikhs is a religion type of thing that a person believe in growing out their hair and not cutting it.
A GURDWARA The first one ever built was called The GOLDEN TEMPLE
Sikhs have gurudawaras
Sikhs is not real
Since the meetings are of Sikhs, so usually Sikhs are present there.
How ever fast you roll it is how fast it will roll ...
Sikhs join the Khalsa.
Yes Sikhs have weddings.
Sewa is important because it's a celebration to Sikhs and has been ever since the Guru's Sikhs have shown their faith by their service to other people. (I ain't Sikh but I'm learning it in R.s I'm smart :v)
Sikhs wear a kara, kirpan, kaccha, kanga, and kesh to show that they are Sikhs and that they are proud.
The Gurudwara is a place of worship for Sikhs.