how is it related to "cheers"?
All the surviving main regular cast members of "Cheers" made appearances on it.
Frasier
With the exception of Rebecca Howe (Kirstie Alley), all the surviving main regular cast members of "Cheers" made appearances on "Frasier". 
are jack russell terriers born with short tails No, long tail. what is it? A small terrier that has its origins in fox hunting in England. can you brief out its appearance? It is principally white-bodied and smooth, rough or broken-coated and can be any colour. has it been involved in sports? UNANSWERABLE is there any reference of it in movies or in literature? Yes, in "Frasier". is it a movie? No, a TV sitcom. who are the characters? Kelsey Grammer, David Hyde Pierce, Peri Gilpin, and John Mahoney. what is the story line of it? The series was created as a spin-off of "Cheers", continuing the story of psychiatrist Frasier Crane as he returned to his hometown of Seattle and started building a new life. which channel premiered it? NBC when? September 16, 1993 how many episodes did the series have? UNANSWERABLE
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Frasier [SEP] Relationship to "Cheers"
With the exception of Rebecca Howe (Kirstie Alley), all the surviving main regular cast members of "Cheers" made appearances on "Frasier". Lilith Sternin (Bebe Neuwirth) was the only one to become a recurring character, appearing in a total of twelve episodes. In the eighth-season "Cheers" episode "Two Girls for Every Boyd", Frasier tells Sam Malone (played by Ted Danson) that his father, a research scientist, had died. In the "Frasier" season-two episode "The Show Where Sam Shows Up", when Sam meets Martin, Frasier explains that at the time, he was angry after an argument with his father on the phone.