Parts-people.com specializes in dell parts and even lets you put in your serial number to make sure you’re getting compatible parts. I’ve used them at least a dozen times for work.
You sound excited to meet them, so I’m happy to share my experience. I’ve gone many times and done both photos and autographs… In my opinion, unless you just enjoy collecting autographs, I cherish the photos with the celebs much more. Have fun!
I know YouTube Music got a lot of shit from the fans of the previous service, Google Play Music, but over the last year they’ve added most features back and YTM works really well. I also get YouTube ad free, although I’ve had it so long, I don’t know if that’s still part of the deal