Complex sentence: On July 1,2012, jacksfilms reached a total of 100 million video views on his channel, and, on June 27,2013, the channel reached 1 million subscribers.
Split into simpler sentences: On July 1,2012, jacksfilms reached a total of 100 million video views on his channel. On June 27,2013, the jacksfilms channel reached 1 million subscribers.