During her promotional tour of the U.S. , Lewis performed an acoustic version of " Thunder " for B96 Chicago radio station on 15 July 2015 . On 13 August , she performed a mini set list for iHeartRadio where she was also interviewed . Lewis started with " Bleeding Love " , followed by a cover of Jason Derulo 's single " Want to Want Me " . For her rendition of " Thunder " , the host Kevin Hart bet Lewis $ 5 to add " Leona Lewis " to the beginning of her performance in the style of how Derulo sings his name on his songs . Lewis obliged , and won the bet . The same day , Lewis released the music video for " Thunder " . It shows the singer in various open outdoor spaces as clips of rolling clouds and rays of sunshine are intercut . '' Vibe '' writer Angela Wilson described its " simplistic " theme as " the perfect visual for the uplifting track " . On 14 September , Lewis performed " Thunder " live on '' Good Morning America '' in New York City as part of their Fall Concert Series . Bianca Gracie of Idolator wrote that Lewis performed the track with " her always-stunning vocals " . On 21 September , the singer sang the track on '' The Late Late Show with James Corden '' . Two days later , Lewis appeared on '' The Talk '' where she was interviewed about '' I Am '' and once again performed " Thunder " . The song was included on her I Am Tour
I Am Tour
I Am Tour (Leona Lewis)
Thunder (Leona Lewis song)