tu guardali

look at them, watch them

→ guardare
guarda tu command + li them (masculine plural object pronoun)
verb · 2nd-person singular informal Rare #39,638
look at them, watch them The pronoun “li” is attached to the imperative form.
IT: Guardali, sono nuovi.
EN: Look at them; they’re new.
Conjugation of guardare
Imperative
SingularPlural
First — guardiamo
Second guarda guardate
Third guardi —

Guardali.

Look at them.

Guardali attentamente.

Look at them carefully.

— Lo spirito dell'alveare (1973)

Guardali!

Look at them!

— La storia della principessa splendente (2013)

Ma guardali!

Just look at them!

— Audition (2000)

Guardali bene.

Look at them carefully.

— Train to Busan (2016)