If the call is just mean for her to ostracize you, then 'no' you shouldn't talk to her. Especially since you haven't learned any DB techniques yet.

Tell her something came up and you'll have to talk to her later.

M-43 W-40
2D - 9 and 5

Emotion, yet peace.
Ignorance, yet knowledge.
Passion, yet serenity.
Chaos, yet harmony.
Death, yet a new life.

RECONCILED AND WISER