The answer is starting!

Riddle:
I can be long or I can be short. I can be grown, and I can be bought. I can be painted, or I can be left bare. I can be round, or I can be square. What am I?

A bottomless butterbeer mug for when just need to drown all feelings in a hot, steaming mug of sweetness. Aaaah. You get the picture?

Either muffins, cake, brownies, or really good bread. (I pretty much just stated all the baked foods). Too hard to decide!

If you could choose a different house to be in the than the one you are now, which one would it be? (Please also state your house.)

Just a touch shyly, Savannah entered the crowd in the bustling Great Hall. Slowly, she edged her way around the many people to a little booth labeled "Art Department". Somewhat timidly, she spoke to Ivey, someone she had seen many times but had never actually approached. "Nice hair accessory." Savan...

I'm not sure if this is what you mean, but I would do Harry's first feast at Hogwarts. It's all so vivid and magical.

If you could invent a potion or a spell, what would it be for?