It's called the Day Care Checker. You drop off a Pokemon at the Solaceon Day Care, then go out, and when you come back in, talk to the guy at the table who appears. He'll give it to you.
You can get a Houndour in Pokemon Pearl by breeding it from a Houndoom, which you can find on route 214 and 215.
Mean look is not a TM. It can only be learned by breeding or leveling.
Number 123987456
Talk to the Poketch President after receiving 7 gym badges.
http://www.pokezam.com/games/ds/diamondpearl/poketch3.jpg
You can get a Houndour in Pokemon Pearl by breeding it from a Houndoom, which you can find on route 214 and 215.
First,breed one Pokemon then exit the day care center go in again .=A man should be inside talk to him then he will give the breeding app.=
If you put a male Pokemon and a female Pokemon in the Day Care in Solaceon Town, they will eventually have an egg. That is breeding in Pokemon Diamond+Pearl.
Tyrogue is a moderately rare Pokemon in diamond and pearl. But you can get one by breeding a hitmontop with a ditto
You get the app from the president of the Poketch company in Jubilife City after winning the Veilstone City Gym battle. In Pearl, this app is used for tracking Mesprit and Cresselia
You can get azurill in pokemon diamond and pearl by either breeding azumarill (or marill) or capturing it in the safari zone. :]
A resident in Solaceon town will give it to you.
Mean look is not a TM. It can only be learned by breeding or leveling.
The Pokemon Diamond and Pearl series can be watched on the official Pokemon TV website or by watching them using the Pokemon TV app for iOS and Android. You can also download the Diamond and Pearl episodes legally through the Pokemon TV app, but only up to 3 episodes at a time.
A woman in the Eterna City Pokemon Centre gives it to you.
from a woman in eterna city's Pokemon city
You can get the Happiness Checker Poketch App by talking to a woman in Eterna City's Pokemon Center. This app allows you to see how much your Pokemon likes you.