It's good to let your friends crash at your place.
Pam has some friends coming into town for a visit.
Pam wants her friends to have a place to stay.
Pam invites her friends to stay with her.
Pam arranges for her friends to stay at her mom's place.
Pam and her friends have a good time all day, every day.
Pam's mom gets upset with all of the people in her house.