3 Sheets is a $$ American bar with the numbers to match its noise: 4.3 stars from 1,380 Google reviews and 6,688 all-time Blackbird on-chain check-ins. The review trail points to a lively neighborhood sports/dive-bar hybrid — good music, friendly bartenders, fast service, and a crowd that can pack the room by early Saturday evening.
The strongest pattern is pre-show and weekend momentum. Reviewers mention stopping in before Comedy Cellar and Blue Note, citing happy-hour pricing, weekday specials, and a moderately loud room where you may need to work your way to the bar. On Blackbird, Saturday and Sunday are the busiest check-in days, which fits the evidence: this is a social bar for quick drinks and wings.