{{LarpInfobox larp design|imagefirst_run={{start date|date=2012|location=1|28}} at [[Laivfabrikken Oslo, Västerås Trondheim|country=Norway, Sweden]]
|name=Klassefesten
|mottoenglish_name=KortstokkhierarkietPlay the Cards|number_of_runstagline=4Kortstokkhierarkiet|number_of_players_per_runparticipants=20-30|number_of_players_total=100
|duration=6 hours
|homepage_urlwebsite=http://{{URL|laivfabrikken.no/klassefesten_reprise_2012/}}|homepage_link_textdesigners=Klassefesten homepage{{plainlist|full_credits=Designed by * [[Tyra Grasmo]], * [[Frida Sofie Jansen]] and * [[Trine Lise Lindahl]]. Help with re}}|techniques={{plainlist|* [[Non-runs diegetic markers|Cards as status markers]]* [[Katrin FørdeToilet wall]], * [[Katrine Øverlie SvelaArs Savior]] and * [[Karete Jacobsen MelandPre-larp workshop]].|budget=~€400|participation_fee=€13|game_mechanics=Several* [[SMS wall]]}}
}}
'''Klassefesten''' (Play the Cards) is a larp about high school kids at a birthday party. It revolves around themes like teenage love and sexuality, fear of not fitting in, status hierarchies, group think and identity.
==Techniques==
* [[Non-diegetic markers|Cards as status markers]]* [[Toilet Wallwall]]* [[Ars saviorSavior]]* [[Pre-larp Workshopworkshop]]* [[SMS wall]]
==Productions==
[[Katrin Førde]], [[Katrine Øverlie Svela]] and [[Karete Jacobsen Meland]] helped at later runs.
* Oslo, 28. January 2012 - [[Laivfabrikken Oslo]]
* Västerås, February 2012 - [[Prolog]]
* Stockholm, 2.November 2013 - [[Stockholm Scenario Festival]]