Initials for an oversharer

• "Please, no more hot tub selfies!"
• Response to overhearing?
• "We don't need to hear that"
• Brief reaction to oversharing
• "Keep the details to yourself, please"
• "Ugh, I've heard enough"
• Briefly, a feature of each starred clue, and a chunk of its answer
• "That's enough!" text message
• "That's not something I needed to know"

Wikipedia Word definitions in Wikipedia
TMI may casually refer to the phrase "Too much information", or on social media as The Mortal Instruments book series, or to: