A Nigerian based Cameroonian artiste, Xcellente has slumped at Wazobia Fm radio station while visiting them as they celebrate the 7th anniversary in a week-long celebration. The artiste who is known for his popular single- Ella slumped immediately after stepping out of the building and was quickly rushed to a nearby hospital by some staff of the radio station. Nobody knows what happened to him, but we are glad he is alive, a source said.