The descriptor red-jacketed lady refers to an unnamed background character seen in multiple episodes. She has long blonde hair wears a blue pearl necklace overtop of the white shirt she wears under her jacket. She also wears blue pants and black heels.
In both scenes she is standing on Tobey's fan's left side, holding up an anti-WordGirl sign
Unidentified Mr. Big episode
She is one of several victims of mind control.
- Leslie, another blonde woman with a similar taste in red jackets over white tops with black heels