"I guess that Bieber Fever really got to people," Kim's sister Kylie Jenner,11, joked with us Saturday at 102.7 KIIS-FM's Wango Tango concert in L.A.
Was Kim threatened at all by the haters?
"No!" Kylie assured us. "Not at all."
So what is going on with Kim's love life these days? Kylie and Kendall filled us in...