Rosenthal helped the Reds win the league 30 years ago.
"At that time playing there was the equivalent of today's Premier League.
"Instead, I had a trial at Luton, who wanted to sign me but they didn't have the resources.
"Everything happened so quickly and the next thing I was part of the amazing set up at Anfield. My debut was in March 1990 as a substitute in a 3-2 victory against Southampton.
"But I made my first start at Charlton on April 11 and netted a hat-trick when the Addicks were playing at Selhurst Park.
"Playing for Liverpool manager Dalglish was unique. Compared with my previous bosses, Kenny said very little. And the truth is he didn't need to."