Complex sentence: Greg's mother has made a petition to get everyone in town to unplug from their electronic devices for 48 hours, and to Greg's surprise she is able to gather enough signatures and is able make the town unplug.
Split into simpler sentences: Greg's mother has made a petition to get everyone in town to unplug from their electronic devices for 48 hours,. To Greg's surprise, she is able to gather enough signatures to make the town unplug.