Most likely not. Usually, such shows are a combination of creative ideas and not strictly based on real-life events. They might draw inspiration from various sources but aren't a direct retelling of a true story.
In most cases, 'Dave' by Lil Dicky isn't a true story. It likely incorporates elements of imagination and artistic license to create an engaging piece of work. The lyrics and overall concept might draw inspiration from various sources but aren't a direct account of real events.
Mostly no. While it might draw some inspiration from Lil Dicky's experiences, it's more of a fictionalized account with creative elements added for entertainment.