If you are finding yourself unversed in the ways of Hot Domingo and what it means to be arrested at a Sabrina Carpenter concert, buzzy headlines circulating online following the "Espresso" singer's performance in Inglewood on Sunday may put you in the same shoes as a lady expressing her befuddlement via a post to social media on Tuesday, writing, "I’m so out of touch. WTF is this Domingo Sabrina Carpenter stuff? Like who are these........

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