No. Kenny’s birth was kept a secret as Elvis was dating Priscilla simultaneously. Kenny did visit Graceland occasionally, but eventually, Kenny and his mom, Barbara, were banned from Graceland.
No. Elvis called his house to speak with Kenny’s mom, and one time, Kenny got to the phone before his mom could answer. They spoke for a minute, the only time Kenny spoke to Elvis.
Yes, Kenny was friends with several of Elvis’s staff, including his bodyguards, his cook, and some of the band members.