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:
| Week | Date | Opponent | Result | Record | Game Site | Attendance |
| --- | --- | --- | --- | --- | --- | --- |
| 1.0 | September 16, 1973 | at Cleveland Browns | L 14–24 | 0–1 | Cleveland Municipal Stadium | 74303.0 |
| 2.0 | September 23, 1973 | New York Jets | L 10–34 | 0–2 | Memorial Stadium | 55942.0 |
| 3.0 | September 30, 1973 | New Orleans Saints | W 14–10 | 1–2 | Memorial Stadium | 52293.0 |
| 4.0 | October 7, 1973 | at New England Patriots | L 16–24 | 1–3 | Schaeffer Stadium | 57044.0 |
| 5.0 | October 14, 1973 | at Buffalo Bills | L 13–31 | 1–4 | Rich Stadium | 78875.0 |
| 6.0 | October 21, 1973 | at Detroit Lions | W 29–27 | 2–4 | Tiger Stadium | 48058.0 |
| 7.0 | October 28, 1973 | Oakland Raiders | L 21–34 | 2–5 | Memorial Stadium | 59008.0 |
| 8.0 | November 4, 1973 | Houston Oilers | L 27–31 | 2–6 | Memorial Stadium | 52707.0 |
| 9.0 | November 11, 1973 | at Miami Dolphins | L 0–44 | 2–7 | Miami Orange Bowl | 60332.0 |
| 10.0 | November 18, 1973 | at Washington Redskins | L 14–22 | 2–8 | RFK Stadium | 52675.0 |
| 11.0 | November 25, 1973 | Buffalo Bills | L 17–24 | 2–9 | Memorial Stadium | 52250.0 |
| 12.0 | December 2, 1973 | at New York Jets | L 17–20 | 2–10 | Shea Stadium | 51167.0 |
| 13.0 | December 9, 1973 | Miami Dolphins | W 16–3 | 3–10 | Memorial Stadium | 58446.0 |
Question:
On which date was the game played at Tiger Stadium?
Answer:
October 21, 1973