Britney Spears has denied having a “breakdown” at the Chateau Marmont. The ‘Toxic’ singer, 42, made headlines last week when she was snapped topless and wrapped in a blanket stumbling out of the celebrity hotspot and being escorted towards emergency services, sparking reports she had a bust-up with her 37-year-old rumoured ex-boyfriend Paul Richard Soliz. She has now said in a long Instagram post about the incident, alongside a clip of herself horse riding: “I honestly wish my life was as wild as it has been portrayed !!! “Either way, some s– actually has happened to my foot and I might have t…