If anything, it proves that the cogs were turning in Liberty's head just as much as Jake. She was happy to coast along with him until she realised they weren't so popular with the public. Jake knew it wasn't going to work between them, he was bored towards the end, but thought You're My Girlfriend would at least get them to the final. Liberty saw the other couples were strong and knew she'd have a better chance breaking away as a single person in creating a brand, taking the Strong Woman trope with her.
Now the buzzwords are: journey, putting myself first, focusing on myself. Lather, rinse, repeat