Slumber Party Hostels | 484 followers on LinkedIn. #1 Party Hostel Chain | Adventure Hard x Party Harder | Slumber Party Hostels is the #1 Party Hostel chain in South East Asia and is home to unforgettable experiences and the best parties in the region. Our customers subscribe to the motto, “come as a guest, leave as part of the family.” Founded in 2012 in Krabi, Thailand, our beginnings were humble and we’ve held on to those core values, despite having expanded rapidly.