And with Lampard's record of taking Chelsea youngsters on loan - Mason Mount and Fikayo Tomori for example - Hudson-Odoi will be looking to impress.
The visitors made several changes after losing to Manchester City in the Premier League at Wembley 48 hours earlier but managed to carve out a two-goal lead through South Korean Son.
Warmly welcomed by the home support as he made his way out of the Chelsea tunnel, Frank Lampard was received as a returning hero for tonight's Carabao Cup tie.
"Good question. No, it's not that", Zola said of Lampard's influence in allowing the young duo to play. It will be a game, from a technical, tactical and physical point of view, on a higher level than the ones they play in their own league.More news: Breast Cancer: Ghana hits 4,645 cases in 2018
To add to the confusion of allegiances, Marriott is a long-standing Chelsea supporter who, he had freely admitted, was living the dream by playing for Lampard at Stamford Bridge.
Derby also defeated Manchester United at Old Trafford in the previous round of the Carabao Cup, thus setting up an emotional reunion with former side Chelsea.
Hazard, who scored a sensational victor against Liverpool in the last round, has missed each of Chelsea's last two games against BATE Borisov and Burnley as a result of a back injury thought to have been suffered after some rough treatment at the hands of Manchester United.
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Derby: Carson 6, Bogle 6, Keogh 5, Tomori 5, Malone 6, Huddlestone 8, Mount 7, Wilson 7, Waghorn 6, Marriott 7.
21' - OWN-GOAL! Chelsea 2-1 Derby: Dear, oh dear! Subs: Forsyth 5, Bennett 5, Nugent 6. Few club legends, even others every bit as significant in Chelsea's recent history, have been exposed to the sheer level of love lavished on him in the midst of a competitive setting - a penny for the thoughts of Jose Mourinho - and the very real sense of jeopardy brought by his vibrant and dynamic Derby side sat awkwardly with the gushing tributes.
Key Stat: Chelsea have conceded three goals in their past three matches across all competitions. It took just five minutes and a woefully misguided swing of Tomori's boot to hammer the message home, as well as set the tone for a wild and at times comically frantic contest.
With rotation likely, Loftus-Cheek will be one of the favourites to start for Chelsea and could yet again find the net. Chelsea won 6-1 on that occasion as the Rams were on they way back down to the Championship.More news: 2 bound bodies found in NYC were missing Virginia sisters
"The difference between the sides was they scored three. actually we scored four didn't we?"