Lol, Virginia, now I see.
So, it is used as a "filler", or as a mark to signal a group. We did not hear so much of this use of "like" on our side, though "feeling like having a cup of tea", for instance, was often heard. But examples LIKE "that's, like, so unfair .." seems to be rare, at least on our side, but after all, we speak other languages. That reminds me of another word, "basically", which was very much used some time ago.
Here, the teens have their slang(s) too, but there is a still a significant influence from your side (in German and in French):
But many of these terms are "classics" or "old" ones, sometimes with very slight changes.
Furthermore, there are many different local or regional expressions and words.
German examples:
https://www.thelocal.de/20160801/german-slang-your-textbook-didnt-teach-you
https://takelessons.com/blog/german-slang-z12
https://www.quora.com/What-are-some-German-slang-words-or-phrases-and-their-meanings
https://blogs.transparent.com/german/jugendsprache-%E2%80%93-teenage-slang/
https://www.fluentu.com/blog/german/casual-informal-german-slang/
French examples:
https://www.talkinfrench.com/french-teen-slang/
https://www.fluentu.com/blog/french/french-slang-argot/
https://theculturetrip.com/europe/france/paris/articles/15-french-slang-words-to-make-you-sound-like-a-local/
http://www.sophietheparisian.com/attitude/education/parlez-vous-french-teen-top-cool-french-expressions-to-use-with-care.html
https://www.fluentu.com/blog/french/french-slang-words-phrases-expressions/
By the way, that reminds me of some popular comedians and/or sketch artists, known for their remarkable linguistic skills, for instance:
https://en.wikipedia.org/wiki/Raymond_Devos