Bill Simmons is facing some serious questions from NBA fans—and no, it's not about the officiating in the Thunder-Lakers series.

After Oklahoma City took a commanding 2-0 lead in the Western Conference semifinals, the defending champions haven't dropped a game all postseason and look poised for a repeat. But when Simmons broke down the box score on his podcast, he stumbled into a mix-up that has everyone talking.

While analyzing the Thunder's deep rotation, Simmons started praising backup center Jaylin Williams for his 14-minute performance, calling him "their second best guy during the title run last year." The problem? He was actually describing Jalen Williams—the All-Star caliber wing who hasn't played since Game 2 of the first round due to injury.

It's an easy mistake to make, right? Two teammates with almost identical names, both wearing Thunder blue. But here's where it gets tricky: Jalen Williams is a bonafide star who dropped 40 points in Game 5 of last year's NBA Finals. Jaylin Williams, on the other hand, started just 11 of 65 games this season as a reserve big man. Their games couldn't be more different.

Simmons doubled down with his analysis, saying, "Jaylin Williams played 14 minutes tonight... I think Chet has officially put on the Robin costume to Batman, to flopping Batman SGA." Fans were left wondering if the self-proclaimed "NBA guy" actually watched the game he was breaking down.

For the record, Jalen Williams has been sidelined with injuries all season, while Jaylin Williams has carved out a solid role off the bench. It's a reminder that even the sharpest basketball minds can slip up—but when you're talking about a team's second-best player, it pays to keep your Williams straight.