Roberto Firmino, Sadio Mane, Mohamed Salah and substitute Daniel Sturridge all found the net in the rout, with the Gunners completely powerless to stop the rampant hosts.
Liverpool were on fire (
Image:
Liverpool FC/Getty)
Alexis Sanchez couldn't inspire his side (
Image:
REX/Shutterstock)
It all left Arsenal boss Arsene Wenger - who signed a new two-year contract in the summer, remember - looking completely powerless to stop Liverpool, and meant that Twitter was alight with a particular hashtag.