We’re excited about 2019, are you? At Google AdSense we’re excited about 2019 and really hope you are too. Thank you for inspiring us every day. Have a great holiday season!https://youtu.be/G_NtYG9nm48
You're going to have to contact AdSense support on that one. I know I'm a troll account, but YouTube links your AdSense to your channel. If AdSense isn't set up properly, you'll have to contact them before linking it to YouTube.