▁and ▁Napoleon ▁D ' um o . ▁ ▁Prem ise ▁The ▁prem ise ▁of ▁the ▁show ▁is ▁to ▁use ▁hidden ▁cam eras ▁and ▁flash ▁mob s ▁as ▁part ▁of ▁the ▁delivery ▁of ▁an ▁important ▁personal ▁message . ▁Part icip ants ▁are ▁those ▁who ▁would ▁like ▁to ▁reve al ▁something ▁significant ▁to ▁a ▁friend ▁or ▁loved ▁one . ▁This ▁friend ▁or ▁loved ▁one ▁goes ▁through ▁moments ▁of ▁confusion ▁while ▁people ▁around ▁them ▁break ▁out ▁into ▁synchron ized ▁dance ▁in ▁front ▁of ▁their ▁eyes . ▁By ▁the ▁end ▁of ▁an ▁episode , ▁they ▁have ▁learned ▁a ▁secret ▁that ▁could ▁be ▁anything ▁from ▁a ▁marriage ▁proposal , ▁news ▁of ▁a ▁pre gn ancy , ▁the ▁return ▁of ▁a ▁lost ▁family ▁member , ▁or ▁a ▁moment ▁of ▁recon c ili ation . ▁ ▁History ▁M ob bed ▁first ▁a ired ▁on ▁Fox ▁on ▁March ▁ 3 1 , ▁ 2 0 1 1 , ▁as ▁a ▁one - time ▁television ▁special ▁following ▁American ▁Id ol . ▁After ▁attract ing ▁ 1 0 . 8 ▁million ▁view ers , ▁Fox ▁decided ▁to ▁order ▁another ▁eight ▁episodes . ▁ ▁The ▁second ▁episode ▁a ired ▁November ▁ 1 3 , ▁ 2 0 1 1 , ▁to ▁less ▁than ▁half ▁of ▁its ▁pilot ' s ▁audience . ▁ ▁Four ▁more ▁episodes ▁a ired ▁during ▁ 2 0 1 2 , ▁two ▁in ▁January ▁and ▁two ▁in ▁February . ▁ ▁After ▁various ▁public ▁announ c ements ▁suggesting ▁a ▁return - to - air ▁in ▁July ▁ 2 0 1 2 ,