Is It Okay to Attend a Pride-Themed Happy Hour at Work?

Questions about the acceptability of attending a Pride-themed happy hour at work and how to respond to two phrases heard at a Pride event: “Love is love” and “We’re here to be with ‘family.’”

• Would attending “Pride Month Happy Hour” at work be more like dining with sinners (something I should do) or attending a same-sex wedding (something I would not do)?
• How would you respond to the phrases “Love is love” and “We’re here to be with ‘family’”—slogans I encountered while sharing the gospel at a local Pride event?