President Joe Biden was joined by his four glamorous granddaughters at the inauguration yesterday
Naomi, Maisy, Finnegan and Natalie were hailed 'fashion icons' by insiders and dazzled in evening looks
Naomi, 27, is an outspoken supporter of troubled father Hunter while Maisy, 19, is a promising basketball star
Finnegan, 20, is a senior at the University of Pennsylvania, where she's shown interest in student politics