Pete Davidson Stars in Vulnerable 'Bupkis' Comedy About Finding Success and Family

Davidson plays a semi-fictionalized version of himself in Peacock series.
Show blends broad comedy with poignant looks at mental health, addiction, and grief.
All-star cast includes Edie Falco as Davidson's mom and Joe Pesci as his grandfather.
Critics praise show's humor and heart but note unevenness across episodes.
Series gives rare glimpse into Davidson's private life and quest for meaning beyond fame.