Who were the temporary replacement bartenders on cheers?

In "Cheers," several characters temporarily filled in as bartenders during the show's run. Notably, Woody Boyd, played by Woody Harrelson, took over after Coach's death, while other characters like Rebecca Howe and even Frasier Crane occasionally stepped behind the bar. Additionally, various guest characters appeared as fill-in bartenders throughout the series. These temporary replacements contributed to the show's dynamics and humor, reflecting the ever-evolving relationships among the main cast.