Chelsea and Arsenal moved into the League Cup quarter-finals with victories over fellow Premier League sides Leeds United and Southampton, while third-tier Sunderland also progressed.
Chelsea needed penalties to get past Southampton at Stamford Bridge after the game ended 1-1 following 90 minutes.
Thomas Tuchel's side took the lead through a Kai Havertz header just before the break.
Reece James slotted in the decisive spot-kick as Chelsea ran out 4-3 winners on penalties after Theo Walcott and Will Smallbone failed to score for the Saints.
Arsenal eased through with second-half goals from Calum Chambers and Eddie Nketiah in a 2-0 win over struggling Leeds.
League One Sunderland also enjoyed a shootout win, defeating Championship (second-tier) Queens Park Rangers 3-1 after the game in London had ended goalless.
Tomorrow Liverpool play Championship side Preston North End, West Ham United host holders Manchester City and Tottenham Hotspur visit Burnley.