![](https://image.tmdb.org/t/p/original/limzt3DdcJPiael5Pcr4t3ZC06z.jpg)
![](https://image.tmdb.org/t/p/w342/vxXmu86dGWfcm5SomAAl1NWU4ai.jpg)
The Third Wheel
Jack tries to accept that he's not a match for his mother's bone marrow transplant while Alex tries to deal with the fact that she's losing her best friend to a boy.
![](https://image.tmdb.org/t/p/w300/limzt3DdcJPiael5Pcr4t3ZC06z.jpg)
![](https://image.tmdb.org/t/p/w300/5G4zNyj1JKligutElrHKZoRov8V.jpg)
Other episodes for this season
![Retrospective](https://image.tmdb.org/t/p/w300/limzt3DdcJPiael5Pcr4t3ZC06z.jpg)
![Rules of Engagement](https://image.tmdb.org/t/p/w300/limzt3DdcJPiael5Pcr4t3ZC06z.jpg)
![Slow Burn](https://image.tmdb.org/t/p/w300/limzt3DdcJPiael5Pcr4t3ZC06z.jpg)
![Smoke Screen](https://image.tmdb.org/t/p/w300/limzt3DdcJPiael5Pcr4t3ZC06z.jpg)
![Civic Pride](https://image.tmdb.org/t/p/w300/limzt3DdcJPiael5Pcr4t3ZC06z.jpg)
![The Real Story](https://image.tmdb.org/t/p/w300/limzt3DdcJPiael5Pcr4t3ZC06z.jpg)
![Legacies](https://image.tmdb.org/t/p/w300/limzt3DdcJPiael5Pcr4t3ZC06z.jpg)
![The Third Wheel](https://image.tmdb.org/t/p/w300/limzt3DdcJPiael5Pcr4t3ZC06z.jpg)
![Alternate Reality](https://image.tmdb.org/t/p/w300/limzt3DdcJPiael5Pcr4t3ZC06z.jpg)
![The Telling](https://image.tmdb.org/t/p/w300/limzt3DdcJPiael5Pcr4t3ZC06z.jpg)
![Breathe](https://image.tmdb.org/t/p/w300/limzt3DdcJPiael5Pcr4t3ZC06z.jpg)
![Sullengirl16](https://image.tmdb.org/t/p/w300/limzt3DdcJPiael5Pcr4t3ZC06z.jpg)
![Getting it Right](https://image.tmdb.org/t/p/w300/limzt3DdcJPiael5Pcr4t3ZC06z.jpg)
Jack tries to accept that he's not a match for his mother's bone marrow transplant while Alex tries to deal with the fact that she's losing her best friend to a boy.