I don't think n°8 is so much about age, as my 10 year old would find it straight away, it's probably more confidential for english speaking people as it's french (as are 4 and 5)
The answer is!
1 The Simpsons
2 The ninja turtles
3 South park
4 The smurfs originaly the Stroumpf
5 Asterix Obelix and the dog Idefix (all in french) ![]()
6 I had Harold and Kumar???? I think that is wrong?!
7 Donald duck & kids
8 Lucky luke and the Dalton Bros (Joe, Jack, William and Averell)