How Did No One Notice Rihanna at Art Basel? The Citizen 6 years ago Rihanna put in a surprise appearance at Art Basel 2019 in Switzerland, which somehow went unnoticed. Source: W Magazine Share this: Click to share on X (Opens in new window) X Click to share on Facebook (Opens in new window) Facebook Click to share on LinkedIn (Opens in new window) LinkedIn Click to share on Pinterest (Opens in new window) Pinterest Click to share on WhatsApp (Opens in new window) WhatsApp