New Leicester boss Brendan Rodgers looked on from the stands as his side beat Brighton 2-1 at the King Power Stadium.
The Northern Irishman was confirmed as Claude Puel’s replacement earlier on Tuesday after compensation was agreed Scottish club Celtic.
Foxes caretaker Mike Stowell was in the home dugout, with former Liverpool boss Rodgers, who has signed a deal until June 2022, set to take over in preparation for the game with Watford on Sunday.
Leicester took the lead on 10 minutes when Demarai Gray was released by a clever reverse pass from Youri Tielemans, signed on loan from Monaco during January.
Kasper Schmeichel saved from former Foxes midfielder Anthony Knockaert before Glenn Murray blazed over from close range early in the second half.
It proved a crucial miss as Jamie Vardy then doubled Leicester’s lead on 63 minutes after being played in by James Maddison.
Brighton swiftly gave themselves a lifeline when Davy Propper scored his first goal for the south-coast club on 66 minutes, but they could not find an equaliser.
Gylfi Sigurdsson struck twice as Everton won 3-0 at Cardiff, who remain just a point above the relegation zone.
The Toffees, playing their first match since February 9, broke the deadlock five minutes before half-time when Sigurdsson converted a cut-back from Seamus Coleman.
The Icelander struck again on 66 minutes, lashing home the loose ball after Neil Etheridge had palmed away Morgan Schneiderlin’s effort.
Everton, who had lost their previous three matches to put pressure on manager Marco Silva, wrapped things up through Dominic Calvert-Lewin in stoppage time.
Bottom club Huddersfield ended a run of five straight Premier League defeats after battling to a 1-0 home win over Wolves with a late goal from Steve Mounie.
It was a first victory for Terriers manager Jan Siewert, whose side move to within three points of Fulham.
Newcastle continued their improvement with a 2-0 home win over Burnley.
Defender Fabian Schar opened the scoring after 24 minutes with a fine long-range effort which flew past Clarets keeper Tom Heaton and in off the inside of a post.
Sean Longstaff chalked up his first Premier League goal to double Newcastle’s lead after 38 minutes.
Rafael Benitez’s men move above Burnley, and also Crystal Palace, into 13th place after successive victories – with just one defeat in the past six league matches.