MSG’s new show on subway performers, called NYC Sound Tracks, debuts this Sunday at 8. Sixteen subway musicians duke it out for the title of best underground musician in Gotham.

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Gillian Pensavalle, looking seductive on the above-left, hosts.

And if you think you’ve got what it takes to be the best in New York, bring your cello/Les Paul acoustic/didgeridoo down to Foley Square (near the courts) next Tuesday for an “Open Call” from noon to 4.

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[Gillian image from flickr; didge from theamericanmind.com]