how do you tell a girl she looks like Lauren Bacall

how do you tell a girl she looks like Lauren Bacall
without seeming like coming on too strong, too far
without seeming like you fancy yourself a Bogart type,
without throwing in a quote from the wrong movie -
"Here's looking at you," - idiot! That was Casablanca
How do you tell a girl she looks like Lauren Bacall
without her getting the wrong idea? Without knowing yourself
what the right idea is? How do you tell a girl
she looks like Lauren Bacall,
when she doesn't
particularly