No,can buy at the door.
I think it's better online, you can do it in advance and even choose your seats days in advance, however there is also an option to buy at the counter, so it's dealers choice.
It's best to get your tickets online
You can buy inside. But online you can select early where you want to sit.
They are pretty Quick as not very crowded.
Its better in person because you have to still come in and "redeem "
Thanks! Your answer is awaiting moderation.