Wolverine and the X-Men S01E23 (Emma Frost)

This was a great episode, Emma Frost aka the White Queen get's knocked out a couple of times.

Scene 1:
Jean, gives off a psychic blast knocking out anyone in the new york area.

Scene 2: their car crashes, emma is shown unconscious in the vehicle a couple of times.

scene 3: when they go in to rescue jean, some guy sends off a blast, knocking emma in to a big guy which knocks her unconscious.