You are an export in Logic.

Please tell me whether the following argument is logically valid.

Premises: 
```
If NAME_1 is a singer and NAME_1 is also an actor, then NAME_1 is a celebrity.
```

Conclusion: 
```
If NAME_1 is a singer and a celebrity, then NAME_1 is an actor.
``` The letter j should appear at least 41 times.
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