[5] Avi played rhythm guitar in a couple of bands while in Kuala Lumpur before moving to London to study fashion design at the American InterContinental University.

The next day, YouTube put the spotlight on her video and Avi's mailbox was bombarded with more than 3,000 e-mails and a slew of offers from record labels.

She also opened for Grammy-winning singer/songwriter and feminist icon Ani DiFranco at the Chameleon Club in Lancaster, Pennsylvania on 21 October 2011 to mark the 20th anniversary of World Cafe.

[16] Avi has performed sets at some of the most celebrated music tours and festivals, namely SXSW in Austin, Texas (March 2009),[17] Bonnaroo in Tennessee (June 2009), San Francisco's Outside Lands (August 2009),[18] Byron Bay Bluesfest in Australia (April 2010),[19] Lilith Fair in Ohio, New Jersey and Massachusetts (July 2010),[20] Mountain Jam in New York (May–June 2012)[21] and Rainforest World Music Festival in Kuching, Sarawak (July 2012).

[22] She toured Asia in November 2011, performing in Tokyo, Seoul, Taipei, Singapore, Bali, Jakarta, Kuala Lumpur, Penang and Miri.

The album, which was recorded in Woodstock, New York within a span of just four days, includes covers of "Ben" (Michael Jackson); "The Rainbow Connection" (Kermit the Frog); "The Circle Game" (Joni Mitchell); "Colors of the Wind" (Judy Kuhn); and a medley of "Twinkle Twinkle Little Star," "Lima Anak Ayam," "Air Pasang Malam," "Lagu Tiga Kupang," "Sing A Song of Sixpence," and "Rock-a-bye Baby."

Avi released two tracks from the album, The Velvet Underground's "Who Loves The Sun" and Bobby McFerrin's "Don't Worry, Be Happy" in February 2014, as teasers for her new record.

[31] In December 2019, Novartis Malaysia chose Zee to compose a song, "My Skin" with the aim of creating awareness on psoriasis.

The music video features psoriasis fighters from different background and was uploaded on Novartis Malaysia's YouTube channel on 9 December 2019.

[35] She has been likened to Ella Fitzgerald many times and one writer called her "the next heiress in the bloodline of young women with supernaturally classic voices".

[37] She draws inspiration from Cat Power, Regina Spektor, Leonard Cohen, Tom Waits, Jolie Holland, Daniel Johnston and Chris Garneau, Billie Holiday, Ella Fitzgerald, Velvet Underground and Led Zeppelin.