Sam continued to watch as Jessica neared her intended kiss-target before his expression much like Nick's turned to one of slight confusion as Jessica completely bypassed the other teen and came to a stop in front of him.
Wait, what?
He had a moment where he seriously considered looking around himself, but managed not to and just looked back at Jessica. "Hey," he responded after a moment, wondering if he should point out that the Nick guy was a little more to her left.