I'm not commenting on the veracity, or not, of the below but on Telegram:

1) John F. Kennedy Jr is saying the following:

a0) "I'm going to Florida with Air Force Two.
Do you know why?

If You Know You Know😉"

a1) "I’m the real V.P of the United States."

b) "Carolyn Bessette-Kennedy is the real Second Lady of the United States."

c) "Mike Pompeo is the real United States Secretary of State."

d) "I have 2 sons and 1 daughter.

Who are they?

If You Know You Know"

e) "I trust Ezra Cohen-Watnick.

If You Know You Know😉"

f) "Kayleigh McEnany is a wonderful person.

If You Know You Know😉"

g) "Princess Diana is the real First Lady of the United States.
Barron Trump is Princess Diana’s son."

The taller son is said by Whiplash347to be Josh Kennedy, nuumber 17 for an Australian Football League premiership player.