The making of Taking a little sunshine home, step by step...

original image

step 1 of 6

Made a dark sky using Bryce

step 2 of 6

Added a skyline, darkned it a lot to fit the mood of the image

step 3 of 6

Created the balloon with the source image on it in Bryce > sphere and stretched it a bit

step 4 of 6

Added the balloon, some burn and warp

step 5 of 6

Added a string to the balloon

step 6 of 6

Now added some rain using this tutorial: http://www.entheosweb.com/photoshop/rain_effect.asp

final result