Im not a specialist in this, BUT here's what you could do :
1. Buy wordpress tube template :
https://gfy.com/showthread.php?t=1137965
2. Buy proper domain name
3. Get a hosting - reliable
4. Hire a Philipino guy to find you clips /funny cats, funny videos/and put it into the tube template
5. Make sure to put some funny comments below each video / that requires good spoken english
5. Start advertising campaign around the popular sites/ forums and social media.
In less than a week you should be millionaire. Easy like 1, 2, 3... Now pay me $100 please :-)