In September 2011, Wendler and Markus Krampe opened the "Nina", a discothèque in Bottrop, where pop artists perform live.

In January 2014, Wendler took part in German reality show Ich bin ein Star – Holt mich hier raus!

In 2015, he participated in the TV show Ich bin ein Star – Lasst mich wieder rein!

He was hurt in a bungee cord accident and broke his right wrist suffering a compound fracture, which required an emergency operation.

He suggested that all German TV channels, including RTL (whom he worked for), were gleichgeschaltet (a term associated with Nazi Germany) and politically controlled.

[8] Following the introduction of more restrictive policies to reduce the spread of COVID-19 in January 2021, Wendler compared the German state with a concentration camp.