Billie Eilish may have won her second Oscar on Sunday night, but it’s her former choir teacher who feels like the real winner.

Eilish and brother Finneas O’Connell won the original song Oscar for ‘What Was I Made For?’ from Barbie.

During her acceptance speech, Eilish singled out two teachers.

“Ms. Brigham, thanks for believing in me,” she said before thanking a teacher addressed only as “Ms. T,” who Eilish admitted “didn’t like me, but you were good at your job.”

Although Eilish hasn’t revealed “Ms. T’s” full name,