I thought it may be interesting to look at some successful U.S. formats that were adopted by overseas broadcasters.
Here's Saturday Night Live, German-style, from 1994: https://www.youtube.com/watch?v=zqk--CdGcoA
From 1991, here's the title sequence of a short-lived German version of Jeopardy! that looked nothing like the original: https://www.youtube.com/watch?v=Vb70aUb1cIg
But this 1996 version, also from Germany, could easily have passed for the American original -- down to the name, the set, and the legendary theme: https://www.youtube.com/watch?v=44D83pn5VN4
Here's Saturday Night Live, German-style, from 1994: https://www.youtube.com/watch?v=zqk--CdGcoA
From 1991, here's the title sequence of a short-lived German version of Jeopardy! that looked nothing like the original: https://www.youtube.com/watch?v=Vb70aUb1cIg
But this 1996 version, also from Germany, could easily have passed for the American original -- down to the name, the set, and the legendary theme: https://www.youtube.com/watch?v=44D83pn5VN4