Rick Wakeman is very well known for his poor relationships with the other members of Yes.
"Of all the members of the band, Wakeman is the only non-vegetarian, a difference which contributed to his first departure from the band. An 1973 article in Rolling Stone magazine summed up the differences by quoting both Anderson and Wakeman; the former, upon entering a new city or town, would often ask for health foods and vegetables, while Wakeman would simply inquire "Where's the bar?""