Miranda Lambert 's husband Brendan McLoughlin put on a serious face while the couple were watching Morgan Wallen 's performance during a recent I'm the Problem Tour stop.

After Lambert finished up her opening set, she and McLoughlin hopped into the audience to watch the headlining act.

While Lambert was dancing and singing along to the music, one fan caught video of McLoughlin standing next to her — with a very different demeanor.

As everyone else watched the stage, McLoughlin was scanning the crowd. He seemed to clock the person recording video of him, and put on a serious face as he sipped his drink.

While a few people in the comments section speculated that he wasn't having a good time, others had some other ideas about why McLoughlin wasn't focusing solely on the music.

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