Lindsay Lohan Looks TIRED AND SLEEPY After Kim's Wedding

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Lindsay Lohan looked exhausted as she left the Kim Kardashian wedding in Montecito, CA last night -- while her 48-year-old mother Dina still had plenty of energy, yukking it up in the back seat with a friend....Mel B...we see you!

Looks like Lindsay throws in the towel early now. What happened to the crazy partying days?