After five months on tour, the Kaulitz twins are missing home. Finally back in Los Angeles, they celebrate their birthday in style.

Questions about the past and future lurk behind every corner as Tom and Bill confront a psychic, a storage unit and dinner with old friends.

Welcome to the recording studio! We go behind the scenes as Tom and Bill chat away on their podcast, and Bill takes a fun trip to Austin.

The twins get their own traditional — or in Bill's case, hot pink — Lederhosen for the Oktoberfest celebrations in Munich, where the night stirs drama.

We get a glimpse of the role Bill's sexuality has played in his and Tom's grapple with fame as they deal with the aftermath of the trip to Munich.

It's time for Heidi Klum's legendary Halloween Party! Bill plans his costume and expects a special guest, while Tom prepares his big reveal.

Bonding time! Not everything goes to plan as Bill and Tom go on a campervan road trip to spend some special time together.

Tom and Bill get ready for and eagerly await the results of the Voice Germany's finale. The twins review their last year — and look ahead.