Complex sentence: Bicycle day is increasingly observed in psychedelic communities as a day to celebrate the discovery of LSD, this occasionally involves the consumption of LSD but most of the time individuals mark the day through referring to the discovery on social media.
Split into simpler sentences: Bicycle day is increasingly observed in psychedelic communities as a day to celebrate the discovery of LSD. This occasionally involves the consumption of LSD but most of the time individuals mark the day through referring to the discovery on social media.