Chelsea Clinton thinks Jay-Z‘s reaction to Beyoncé‘s post-pregnancy weight loss was underwhelming. Clinton, 39, recalled being pregnant with her third child while watching Beyoncé’s Netflix documentary, “Homecoming,” with her husband, Marc Mezvinksy. In the film, Beyoncé is seen FaceTiming her rapper husband about how excited she is about fitting into a costume after giving birth to twins. Clinton was less than pleased with Jay-Z’s reaction. “I said, ‘Marc, if that’s ever me, you better have more enthusiasm,’” she told The Cut in a recent interview. “It wasn’t the ‘I’m so proud of you. That’s amazing’ that I arguably think any...