Will Smith is known for his intense and often dramatic performances in films, but the term “bet performance” isn’t a standard phrase in the film industry. If by “bet performance” you mean a performance where Will Smith took on a significant challenge or where the outcome was uncertain, there are a few instances that might fit this description.
One example could be his performance in “Ali,” where he portrayed the legendary boxer Muhammad Ali. Smith had to convey the physicality and complexity of Ali, which was a significant challenge given the real-life figure’s iconic status and the physical demands of the role.
Another instance might be his role in “Concussion,” where he played Dr. Bennet Omalu, the forensic neuropathologist who first discovered Chronic Traumatic Encephalopathy (CTE) in professional football players. This role required Smith to depict a real person with a complex and important story, which was both a dramatic and educational challenge.
If you are referring to a specific performance where Will Smith took a particular risk or “bet” that is not widely known, please provide more context so I can give you a more accurate answer.