Can I view the Preliminary Competition and National Costume Show again after they've been broadcasted?

Absolutely!

If you're a ticket holder for the Preliminary Competition and National Costume Show, you have the convenience of rewatching these events on livebash.com.
The replay of the Preliminary Competition will be available from 11:59 PM CST on November 16th, while the National Costume Show will be ready for rewatching at your leisure after 11:59 PM CST on November 17th.

To access the replays, simply visit livebash.com and sign in using the email address associated with your ticket purchase.

Thank you!