Liverpool are scheduled to play seven games in the next 23 days starting with the weekend's trip to Wembley on Saturday.
And Barnes says Liverpool shouldn't be anxious about losing Salah next summer to Real Madrid, City or United, claiming the forward is only thriving thanks to Klopp's system.
"Mentality is to have the capacity to win or beat Manchester United at Old Trafford and then go to Watford and enjoy the same capacity".
"If they (lose) against Liverpool, there will be a lot of question marks asked about why they didn't buy players, why didn't they strengthen?", said the Sky Sports man. Maybe we miss that.
Let us know in the comment section below. But of course the game Saturday will be completely different. In fact, since he was appointed back in October 2015, Liverpool have the best top six head-to-head record and he has achieved the most points per game in these fixtures.
Weah, 51-Year-Old Liberia President, Plays 79 Minutes Against Super Eagles
The resultant spot-kick was converted by Liberia's No.9. @ Officialanyi "Why was this match not televised live in Nigeria ". The 51-year-old battled relentlessly, but his efforts went unrewarded and his team found themselves 2-0 down at half-time.
Liverpool manager Jurgen Klopp has explained why €50 million signing Fabinho is yet to make his debut, despite the player featuring for Brazil in the worldwide break.
In an interview with The Liverpool Way, Carragher said: "That is an issue for us, the worldwide thing". They were the most stable players in the squad. Sir Alex Ferguson's 2007/08 side remain the only team in Premier League history to win the a league and Champions League double. I don't understand, do we play our kids or what?To focus on one competition can only be if you are out, or almost out, or if it's late in the season.
"We used the players who had the longest preseason, apart from Bobby [Roberto Firmino] who came pretty late". You're gonna have to bring in a centre forward, and you say to him "you're gonna be a sub because I've got one of the best strikers in the world in Harry Kane".
That is not the case however, as Tottenham goalkeeper Hugo Lloris and midfielder Dele Alli have been confirmed as missing the big game with injuries.
Moussa Sissoko (hamstring) and Juan Foyth (thigh) are both back in training but this game has come too soon for them.