[5] In 1979, Lamy moved to New York and then settled in Los Angeles, where she set up a fashion line and ran two cult restaurants/nightclubs – Café des Artistes and Les Deux Cafés in 1996 with her first husband, experimental filmmaker Richard Newton.

[9][10] In 2004, the couple established their own fashion company Owenscorp, describing their business partnership as "asking a gypsy to organise a war with a fascist.

She also designs jewelry with Loree Rodkin and has appeared in FKA twigs and Black Asteroid music videos.

[13][14] She formed the band LAVASCAR with the artist Nico Vascellari and her daughter Scarlett Rouge.

[15] In November 2010, Lamy posed for a shoot for Vogue Paris with the photographer Steven Klein.

[19] Lamy appeared in the first clip; Figure 8, wearing a headpiece with a luminous bulb imitating an anglerfish.

[25] In January 2019, Lamy held an installation art "Genius You" in collaboration with Dutch photographer Paul Kooiker, taking place all around Selfridges, London.

[27] During November, Lamy also participated in Performa 19 where he presented Before We Die (2019) created with Cecilia Bengolea.