The assault took place inside Club V at 88 Yorkville Ave. at around 1:45 a.m. on January 1.
Police allege the woman "deliberately" threw a bottle at a 27-year-old woman inside the club.
The victim sustained serious injuries to her face, police said.
Anyone with information is asked to contact police at 416-808-5300, Crime Stoppers anonymously at 416-222-TIPS (8477).
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