Thanks to Rebecca, what new thing does Bridget begin to obsess over in June?

In June, Bridget begins to worry about her aging after Rebecca joins Bridget and her friends for an evening of drinks. She is known for picking on peoples' insecurities and Bridget braces herself for a dramatic evening. During drinks, Rebecca makes hurtful comments about Bridget's aging skin and fading looks. Even though Tom reassures Bridget that she still looks great, aging becomes Bridget's new focus.