Chelsea boss Thomas Tuchel makes four changes for the game against Brighton as Romelu Lukaku starts a Premier League game for Chelsea for the first time since mid-October.
Chelsea: Mendy; Azpilicueta (c), Christensen, Rudiger; James, Kovacic, Jorginho, Pulisic; Hudson-Odoi, Lukaku, Mount.
Subs: Kepa, Alonso, Chalobah, Sarr, Kante, Saul, Barkley, Havertz, Ziyech.
Brighton: Sanchez, Lamptey, Veltman, Burn, Cucarella, Lallana (c), Bissouma, Mac Allister, Moder, Maupay, March.
Subs: Steele, Webster, Mwepu, Gross, Alzate, Welbeck, Duffy, Richards, Ferguson.
The referee is Mike Dean.