Liverpool defeated Arsenal 5-4 on penalties in the fourth round of Carabao Cup as both teams were locked at 5-5 after the end of regulation time.
Liverpool had to come back on several occasions but took an early lead after Shkodran Mustafi diverted the ball into his own net.
Arsenal then scored three in 17 minutes before James Milner got one back from the spot, just before the break.
Maitland-Niles then made it 4-2 before Chamberlain and Origi scored a cracker each as Liverpool levelled the game with less than 30 minutes left on the clock.
Joe Willock then made it 5-4 with a screamer around the 70th-minute mark.
Liverpool forced the tie to penalties as Divock Origi equalised in the stoppage-time.
Both the teams struck their opening three efforts before Caoimin Kelleher denied Dani Ceballos from 12 yards.
Origi and Curtis Jones then booked Liverpool’s place in the fifth round as both of them converted the Reds final two spot-kicks.
Meanwhile, in another Carabao Cup fourth-round tie, Marcus Rashford’s brace inspired Manchester United to a 2-1 win at Chelsea.
Frank Lampard once again put his trust in the youth whilst United relied on an experienced back three of Rojo, Maguire and Lindelof.
The first blood went to United after Daniel James was clattered inside the box and Marcus Rashford converted from 12-yards.
Michy Batshuayi then equalised with a solo drive to beat Sergio Romero from 20 yards out.
However, United had the final laugh as Marcus Rashford scored a dipping freekick from 30 yards to book United’s spot in the last eight.
Also on Wednesday, Aston Villa sealed their quarter-finals birth after beating Wolves 2-1 at Villa Park.
Villa took the lead in the 27th minute through Anwar El Ghazy.
In the second half, Patrick Cutrone equalised for Wolves before Ahmed Almohamady restored Villa’s one-goal advantage.