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.

It’s not just the Internet. I’m vegetarian and my wife isn’t, but servers often assume the veg meal is hers when the food is up

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!