Listen to I Wonder Why online. I Wonder Why is an English language song and is sung by Belmonts. I Wonder Why, from the album Halloween: American Horror Movie Rock-n-Roll: The Best Creepy Golden Oldies Mentioned in Famous Horror Movies and Novels Like Mr. Sandman, Runaway, Bony Maronie, Earth Angel, & More!, was released in the year 2014. The duration of the song is 2:17. Download English songs online from JioSaavn.