Helen Mirren admitted there was no hidden meaning to her attire while she was at Johnny Depp's Cannes premiere.
Some fans thought Mirren's #WorthIt fan showed support for Amber Heard, but Mirren clarified it was due to being hot.
L'Oréal uses the hashtag #WorthIt, and Mirren is one of their brand ambassadors.
Mirren and Heard have participated in L'Oréal campaigns.
Controversy arose as director Maïwenn admitted to spitting at a journalist who published allegations against her ex-husband.
Festival director Thierry Fremaux defended Depp and Maïwenn's inclusion.
Brie Larson expressed confusion when asked about watching Depp's movie.