Your favorite stars were in full force as they celebrated Fourth of July on Wednesday. While some celebrities chose to kick back and relax by the pool, others took the national holiday as an opportunity to watch fireworks with their family and loved ones. Not to mention, there were also some incredible performances. The Pentatonix performed their brand new mashup during PBS's A Capitol Fourth, while John Stamos played a few tunes with The Beach Boys. It certainly was a party in the USA! See how even more celebrities celebrated the Summer holiday ahead.