HHH TELLS LBJ HAPPY BIRTHDAY; LUCI JOHNSON NUGENT ATTENDING HHH'S SON'S WEDDING TODAY; LADY BIRD JOHNSON EXPRESSES REGRET SHE COULD NOT BE AT WEDDING; LBJ JOKES ABOUT LUCI BEING AT WEDDING, NOT WITH LBJ; LBJ'S TRIP YESTERDAY; RFK'S RELATIONS WITH PRESS