Create a one-sentence summary of a given song.
Nirvana's "Smells Like Teen Spirit"
"Smells Like Teen Spirit" by Nirvana is an iconic grunge rock song expressing teenage angst and frustration.
Complete the following task based on the instruction and optional input provided.### Instruction:
Create a one-sentence summary of a given song.

### Input:
Nirvana's "Smells Like Teen Spirit"

### Output:
"Smells Like Teen Spirit" by Nirvana is an iconic grunge rock song expressing teenage angst and frustration.