You've (not) got to move on

Rainbow Dash, after being nicely rejected by Applejack, decides to move on and finds herself fighting clouds that keep coming back and keeping the sun away from her.

Rainbow Dash, in love, decides to go tell Applejack how she feels about her.
Getting gently rejected, the pegasus decides she has to move on to something else and not just cry in a corner like she was weak or anything.

Only problem, some clouds keep coming back bothering her.