Tonight is so big that we'll be live-blogging it all from start to finish! Join us starting at 6:30 p.m. ET for complete UFC 197 play-by-play action called right here, all night long.

Things kick off with UFC Fight Pass prelims, then at 8 p.m. ET the UFC 197 FS1 prelims begin. It all leads up to the pay-per-view main card at 10 p.m. ET. We'll have your back with all the developments during and coverage post-fights, so to get the latest on Jon Jones, Demetrious Johnson, Anthony Pettis, Carla Esparza and all the rest, keep coming back!

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