*NEW DETAILS* Robert Pattinson,Vince Vaughn & Joaquin Phoenix Fri & Sat Nights Out

After countless outings with girlfriend Kristen Stewart, Robert Pattinson spent some quality time with the boys this weekend. ===== But instead of a standard outing in Los Feliz, R.Pattz hung with quite the A-list crew in Los Angeles. On Friday, the Twilight star went to the soft opening of The Larchmont restaurant with Joaquin Phoenix, Owen Wilson, Vince Vaughn and Florence Welch, where a source tells E! News, "It was mostly a boys' night out."== The famous friends were spotted laughing together while enjoying kale salad, pork belly, chicken under a brick and steak frites on the back patio of the restaurant. "The loved the food and had a great time," an eyewitness tells E! News.===== Rob's ladylove—who has been constantly by his side since he returned from Australia—was also supposed to join the party, but ended up being unable to attend. === But R.Pazz didn't let K.Stew's absence ruin his night, and he headed to Parisian-themed bar Por Vous with the boys after the event. And turns out, Joaquin and Rob must have really hit it off, as the famous friends spent Saturday night together as well. === The unlikely pair attended James Kreisel and Tom Gormican's birthday party, which took place at a private home near the Beverly Hills Hotel. === Once again, Kristen was not in attendance, but Zac Efron and Charlize Theron were both spotted at the B-day bash. ==== Source Talk about an awesome bromance!