On 9 October 1976, FC Schalke 04 thrashed mighty FC Bayern 7-0 at the Olympiastadion in Munich. Klaus Fischer scored four goals. The 7-0 remains to this day FC Bayern's heaviest competitive defeat and simultaneously the Royal Blues' record victory.
FC Bayern München — FC Schalke 04 0:7 (0:2), Sat 09.10.1976, 15:30, Olympiastadion, Munich, Bundesliga 1976/77, Matchday 9, 50,000 spectators, Referee: Günter Linn (Altendiez).
Goals: 0:1 Klaus Fischer (11'), 0:2 Erwin Kremers (44'), 0:3 Klaus Fischer (46'), 0:4 Manfred Dubski (64'), 0:5 Klaus Fischer (67'), 0:6 Rüdiger Abramczik (74'), 0:7 Klaus Fischer (82').
Almost equally noteworthy: Fortuna Düsseldorf won 7-1 against FCB on 9 December 1978 — the record champions' heaviest away defeat. Bayern have never conceded more than seven goals in a single Bundesliga match.