@kobi_lacroix (And a quillard dollars to anybody who can guess the fictional sources of all 14 of those "forbidden" numbers. HINT: The only one I made up myself was "infivenity.")
@kobi_lacroix You're VERY close on all of those. Shinty-Six is correct; Twentington is (AFAIK) from a different Britcom with a similar sense of humor. (HINT: ASK DAVE. IS DAVE THERE? HELLO, DAVE.)
Group X, not Band X, but full credit. And correct on cDonald's.