"I'm a Lady" is a song by American singer-songwriter Meghan Trainor, for promotion of the film Smurfs: The Lost Village (2017). Trainor and Martin Renea co-wrote the song, and co-produced it alongside the Monsters and the Strangerz. Epic Records released the song for digital download and streaming as a single on February 24, 2017. Backed by percussion-heavy instrumentation, it is a retro-pop song, with the lyrics discussing loving oneself and empowerment. The song received mostly positive reviews from music critics, who noted its anthemic nature and praised the message.