Hansi Flick expects the "whole world" to be watching when Bayern Munich and "exceptional" Borussia Dortmund lock horns in the Bundesliga.
Bayern travel to Signal Iduna Park on Saturday for an eagerly awaited Klassiker battle between the top two.
The European champions and Dortmund are level on 15 points at the summit, with Bayern only leading the way on goal difference.
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Bayern head coach Flick, who welcomes Leon Goretzka back from a calf injury but will have to do without Niklas Sule and Joshua Zirkzee due to recent positive coronavirus tests, knows Dortmund pose a huge threat.