I didn’t receive an email with the link to watch the stream.

If you are using Gmail, check messages outside of your primary mailbox. It might be in the social or promotions tab.
Make sure you are checking the correct email account, it will be sent to the email you provided which may be different than the one linked to your paypal account.
Make sure you are logging into the correct YouTube Channel, if you have mutliple sign-ins/channels.
Check your spam filter.
Did you receive an email receipt from your transaction? If not you may have not completed your purchase.
Email us at youthinmusiclivestream@gmail.com and we will resend your link to watch the stream