There is no guide for this game yet. But apparently it is EASY POINTS! 

Been to Get Music - 5 points

Entered Get Music for the first time

Welcome to My Lips - 5 points

Entered My Lips for the first time

Try Freestyle Mode Out - 5 points

Played Freestyle mode for the first time

Fight for the first time - 5 points

Sent a song challenge to a friend for the first time

One Hit Wonder - 5 points

Sang 1 song in short or full

Platinum Artist - 25 points

Sang 10 different songs

Lips Anthology - 30 points

Sang 40 different songs

I'm Kind Of A Big Deal - 40 points

Achieved the rank of "Infinity"

Wishing on a Star - 30 points

Gained 5,000 total stars

I'm full of stars - 40 points

Gained 50,000 total stars

Superstar! - 40 points

Gained 100,000 total stars

100x Medalist - 30 points

Awarded 100 total medals

500x Medalist - 40 points

Awarded 500 total medals

Perfect Pitch - 30 points

Awarded 30 Pitch medals

Time Machine - 30 points

Awarded 30 Rhythm medals

Like A Rock - 30 points

Awarded 30 Stability medals

Technician - 30 points

Awarded 30 Technique medals

Ham Star - 30 points

Awarded 30 Performance medals

Life of the Party - 30 points

Awarded 30 Party medals

Rebirth of Cool - 30 points

Got "Cool" 10 times in a row

What's Cooler Than Being Cool? - 30 points

Got "Cool" in every page

I Got You Babe - 5 points

Participated in Co-op mode for the first time

In Synch - 25 points

Scored 1,000,000 pts in Co-op mode (Awarded to all signed in players)

Battle Tested - 10 points

Played VS mode 10 times in different songs

Figure 8 - 25 points

Got 8 medals total in one song (Awarded to all signed in players)

Full Medal Panic! - 40 points

Got 12 medals total in one song (Awarded to all signed in players)

Clap Your Hands Everybody - 25 points

Noisemakers were perfectly in sync (Awarded to all signed in players)

Gotta Have More Cowbell - 30 points

Used the cowbell 50 times (Awarded to all signed in players)

One Small Step For Man - 5 points

Added a song to Lips from external sources

One Giant Leap for Mankind - 10 points

Added 20 songs to Lips from external sources

This is madness! - 20 points

Added 300 songs to Lips from external sources

Throw Your Hands Up - 5 points

Triggered a gesture in the Virtual Music Video

Rising Star - 40 points

Achieved a Grand Ranking of "Lounge Act"

Big Name in Lips - 40 points

Achieved a Grand Ranking of "Hit Maker"

Call Me Superstar - 40 points

Achieved a Grand Ranking of "Superstar"

Defending Champion - 25 points

Got 20 challenge wins

Let's Get This Party Started - 10 points

Activated Jukebox mode. Will be awarded to all players who are signed in

First Kiss - 35 points

Participated in 2P Kiss game ranked as "Match Made in Heaven" (Except in Freestyle mode)

Nice Duds - 35 points

Successfully stopped the bomb from exploding in Time Bomb (Except in Freestyle or Short mode)

Fan Service - 35 points

Participated in a Vocal Fighters game with a 4 point difference (Except in Freestyle mode)