She knew him enough, or so she'd like to think anyways, to know he wouldn't be insincere to her.
"I'm glad you like it." She had been a little worried he would want more people to attend, but then she thought a more private party might be nicer.
Liz leaned in to kiss him chastely. "I want you to feel special today."
Other options:
Re: Peter and Liz
She knew him enough, or so she'd like to think anyways, to know he wouldn't be insincere to her.
"I'm glad you like it." She had been a little worried he would want more people to attend, but then she thought a more private party might be nicer.
Liz leaned in to kiss him chastely. "I want you to feel special today."