Lawyers for the company are asking the justices to step in before the law's Jan. 19 deadline.
More than 600 songs appeared on the TikTok Billboard Top 50 this year. Just 24 subsequently jumped to the Hot 100.
Also this week: Charlotte Day Wilson preps for a "dream opportunity" in Toronto.
New music dominated the short-form video app this year, while sped-up songs lost traction.
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Spotify and Apple Music users can now share songs directly to the short-form video app.
Following a security review, the federal government has ordered that the company wind down its Canadian operations, including its offices in Toronto and Vancouver.
Pre-save campaigns on social media have become an increasingly important part of roll-outs in recent years.
Zhang Yiming bumps water magnate Zhong Shanshan to No. 2, with Tencent founder Pony Ma rounding out the top three.
The independent label and distributor, which previously used Merlin for its TikTok license, has reached a deal with the short-form video app individually.
