Are you asking if you can make a profit from the work of others?
What is it you add to this event? Did the artist, through your license to view the video on YouTube, give you the right to rebroadcast it as you'd like?
You have a TELEVISION SHOW and you're writing to the internet for legal answers to intellectual property questions?
I am incredulous. Please help me to understand your question. Describe how you plan on using the videos you download. What rights, if any, have you purchased through rights brokers.