Sunday's draw pitted the East Midlands rivals together in an all-Championship tie at the City Ground.
The two sides played out an exciting league game in August when a late comeback from the Reds earned them a 2-2 draw after Foxes keeper Kasper Schmeichel was sent off.
A trawl through the history books brings up just one previous FA Cup meeting, a 5-1 win for Forest in 1901!