Why do multiple people say MULTIPLE so multiple times?

24:47
I watched European news and it changed me as an American.

25:05
Ranking Paradoxes, From Least to Most Paradoxical

25:05
What is that YouTube INTONATION?

23:50
Grammar rules you can stop sticking to

13:56
How One British Word Ruined My American Accent

11:18
nOboDy wAnTs tO HaVe kIdS AnyMore

31:30
How do YOU pronounce American English??

19:16