homosexuality in Grease

If you look closely at Grease musical, you'll see glimpses of homosexual behaviour flashing there. There are some evidences here.

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Straight men don't do horny faces behind other men.

Straight men don't touch other men's privates.

Straight men don't snicker closely to other man's face.

Straight men don't spread their legs.

Straight men don't touch other man's belly.

Straight men don't do horny poses near other men.

Straight men don't imitate coition behind other men.

Straight men don't touch other man's hips.

Straight men don't touch buttocks each other.

Straight men don't point to other man's genitals.

Straight men don't hug cheek to cheek.