She made an appearance in the Disney Channel series Bizaardvark as herself.
She also had several of her own web series with I Love Makeup channel on You Tube, including Giving Back Glam, The Tube's Hautest, and Lana Steele: Makeup Spy.
Punjabi culture is frequently portrayed in her videos, which also contain satirical takes on everyday life and people's favorite complaints.
Her most popular video is How Girls Get Ready and her most popular series features her fictional parents, Paramjeet and Manjeet, both played by Singh herself, reacting to trending and controversial videos.
In January 2017, she won a People's Choice Award for Favorite You Tube Star.
In September 2017, Singh won her fourth Streamy Award.
In October 2010, Singh started a You Tube channel under the pseudonym "IISuperwoman II".
She has explained that the name Superwoman was prompted by a childhood idea that she had an invisible "S" on her chest, making her believe she can do anything.
At only 20 years old, Douglas became somewhat of a fixture in the 2012 Olympics.The piece includes five songs portraying the "voices in her head". The songs included are a mix showing signs of boasting, fear of loneliness, lust, goofiness, and positive views promoting global peace.In 2014, Singh appeared in a small role in the 2014 Indo-Canadian production Dr. In 2016, she voiced miniature unicorns named Bubbles and Misty in the animated film Ice Age: Collision Course and played a cameo role in the movie Bad Moms.As of July 2018, she has over 7.7 million followers on Instagram.In March 2017, she released her first book, How to be a Bawse: A Guide to Conquering Life.