Symphony of Illumination
- Episode aired Dec 5, 2011
- TV-PG
- 22m
After Robin tells Barney that she's pregnant with his child, she receives some shocking news from her doctor. Meanwhile, a neighborhood teen plays a trick on Marshall while he decorates his ... Read allAfter Robin tells Barney that she's pregnant with his child, she receives some shocking news from her doctor. Meanwhile, a neighborhood teen plays a trick on Marshall while he decorates his house with Christmas lights.After Robin tells Barney that she's pregnant with his child, she receives some shocking news from her doctor. Meanwhile, a neighborhood teen plays a trick on Marshall while he decorates his house with Christmas lights.