It was a shit joke that deserved to be missed.
Asking someone whether they’re vaccinated is about as sensitive as asking someone what political party they’d vote for nowadays.
It’s not that sensitive in Australia, basically anyone you see working is vaccinated so you don’t have to ask.
According to Kicker, Gnabry and Musiala are now vaxxed.
Coercion goes a very long way, not many people hold out.