One of the key choruses in the ''Messiah'' is the Hallelujah chorus, which occurs at the end of the second part of the oratorio. It has become a tradition for audiences to stand during this act, originating to when King [[George II]] stood at a performance in the 1700s. | One of the key choruses in the ''Messiah'' is the Hallelujah chorus, which occurs at the end of the second part of the oratorio. It has become a tradition for audiences to stand during this act, originating to when King [[George II]] stood at a performance in the 1700s. |