Please read the following table in Markdown format and then answer the question according to the table. Table cells in one row are seperated by '|', and different rows are seperated by '
'.

Table:
| Date | Opponent | Score | Record | Arena |
| --- | --- | --- | --- | --- |
| September 17 | @ Kings | 4–2 | 0–1–0 | Staples Center |
| September 21 | Sharks | 2–1 | 0–1–1 | Arrowhead Pond of Anaheim |
| September 23 | Coyotes | 5–3 | 1–1–1 | Arrowhead Pond of Anaheim |
| September 24 | @ Canucks | 4–2 | 2–1–1 | General Motors Place |
| September 25 | @ Sharks | 6–5 | 2–2–1 | HP Pavilion at San Jose |
| September 28 | Canucks | 3–1 | 2–3–1 | Arrowhead Pond of Anaheim |
| September 30 | Kings | 5–4 | 3–3–1 | Arrowhead Pond of Anaheim |
Question:
At what arena was the September 21 game?
Answer:
Arrowhead Pond of Anaheim