When she says, "I don't even have someone I am dating... no, u can be my boyfriend ;)," Woods -- who wed Elin Nordegren in 2004 -- responds, "then i am.... quietly and secretively, we will always be together."
His follow-up? "when was the last time you got laid?"
Woods also explained why he thought Grubbs had fallen for him: "Because I'm blasian," he wrote, referring to his Asian mother and African American father.
Their last text was on Thanksgiving -- less than 24 hours before he crashed his SUV outside his Florida mansion after apparently fighting with his wife about another alleged mistress, Rachel Uchitel.