From origins in the seasonal festive cycle, ngan wat gained their current form through a half-century of development that brought mobile movie projectors, big band and consumer goods to the Kingdom's remotest corners. What began as informal village gatherings on each temple's annual day grew into longer,bugger spectaculars at bumper festival times, like Sonkran (Thai new year), the river-blessing rite Loy Krathong, and each end of the monk's rainy season retreat