Conjugate yaourter (to speak or sing poorly in a foreign language) in French. Present: je yaourte, tu yaourtes, il/elle/on yaourte. Passé composé: j’ai yaourté. Past participle: yaourté. Auxiliary: avoir. Pronunciation and examples available.
Et il programmait la plage aussitôt, repartait, one, two, three, four ! en yaourtant avec son accent épouvantable.
And he would play the track straight away and start singing again – "One, two, three, four!" – butchering the lyrics with his dreadful accent.