Unfortunately, there is no bolded part of the sentence. However, I will try my best to help you.
With the information above in mind, you can point out the verb and the noun.
Verb: "Bursts at the seams"
Noun: "New Orleans"
The bolded part of the sentence below will be the predicate and the italicized/underlined portion will be the subject.
New Orleans bursts at the seams with music.
The subject is "New Orleans".
The predicate is "bursts at the seams".