Here's a riddle for you. You'd better use your noodle!
I can appear in many shapes.
I am known around the world.
I sometimes wear dressing.
Sometimes I am plain.
Of course, I may sometimes wear a bowtie.
I am the favorite of many people.
I am very popular.
I may elbow you.
Sometimes I am cheesy.
Sometimes I am saucy.
Sometimes I am long.
Other times I am short.