Sochaux booked their place in the quarter-finals of the Coupe de France with a 2-0 win at Monaco.
The visitors were full value for their victory, outplaying Monaco who were whistled off by their fans at the end of the game at the Stade Louis II.
Sochaux captain Romain Pitau put his side ahead on 27 minutes with a powerful 20-yard effort after some neat work from Michael Isabey.
On-loan Liverpool striker Anthony Le Tallec settled the tie just past the hour mark as he headed home a Stephane Pichot cross.
Paris Saint Germain secured their passage with a narrow 1-0 home triumph over Valenciennes.
PSG dominated for long spells but had to rely on an error from visiting keeper Nicolas Penneteau who somehow spilt the ball on 54 minutes allowing Uruguayan youngster Cristian Rodriguez to sweep home and settle the match.
National league outfit Vannes - in the third tier of French football - continued their superb run in this season's competition as they won 2-0 at Ligue 2 Montpellier in a match that went to extra time.
After 90 goalless minutes, Vannes struck twice in the first half of extra time with Jerome Lebouc (100) breaking the deadlock and Cedric Rjillo notching a second just two minutes later.
Sedan, currently bottom of Ligue 1, forgot their league woes as they made the final eight with a 2-1 win at Ligue 2 Libourne-Saint-Seurin.
Former Middlesbrough striker Joseph-Desire Job was the hero for Sedan as he struck twice in the second half (52 & 70) to cancel out Boubacar Kebe goal on the stroke of half time.