A performer at the Pittsburgh Pirates game changed the words to the "Star Spangled Banner," changing "and the rocket's red glare" to "And the rocket’s blue glare." Some Pirates fans were not happy.

An individual who is believed to have purposely butchered the national anthem at a Pittsburgh Pirates game has been taking heat after controversially changing the words to the patriotic song.

Tech companies and device manufacturers have long touted ways to reduce a screen's dreaded blue glare -- the light that disturbs the natural circadian rhythms of the body and affects sleep.