Watch Steve Martin Crash Selena Gomez's Dating Advice TikTok Video

Steve Martin crashes Selena Gomez's TikTok video while shooting season 4 of 'Only Murders in the Building.' The actress posted her video on Tuesday, lip syncing a popular sound that gives advice on how to get over a crush. As Selena records herself, Steve smiles in support in the background. The actress is known for documenting her time on set with her famous co-stars, like Martin Short, Meryl Streep and Paul Rudd.