The running gags — the slap bet, the playbook, the interventions — keep "How I Met Your Mother" fans on their toes, ready for any callback or self-referential Easter egg. "Arrested Development" is the same in the sense that it's jam-packed with running jokes like Tobias' never-nude, G.O.B.'s "Magic!" tricks, Bluth family banners, and "Boyfights" videos.