Jordan Henderson, James Milner, Daniel Sturridge, Simon Mignolet and Alberto Moreno all spoke while the majority of the rest of Jürgen Klopp's players listened on.
Lucas' compatriots Philippe Coutinho and Roberto Firmino were not present as they were out on a club appearance.
Registered LFCTV GO users can watch the players' farewell to their former teammate above. Need to sign up? Click here for details on how to do so.