Hullabaloo often implies both loud sounds and busy movement, like in a crowded event. The kids created such a hullabaloo playing tag in the garden.
Pro Tip 2/3
Informal Situations
Use 'hullabaloo' in casual conversation; it's not typically used in formal writing or speech. There was a bit of a hullabaloo at the family barbecue yesterday.
Pro Tip 3/3
Unexpected Events
'Hullabaloo' is often related to unexpected situations causing excitement or disturbance. All the hullabaloo was caused by a squirrel entering the classroom.