This era saw the launch of Garfield and Friends (1988) and the character's first Emmy Award (1985).

Focused on Garfield's arrival, his first lasagna (July 7, 1978), and his hatred of Mondays (September 18, 1978).

Garfield "slimmed down" and began standing on his hind legs more frequently to appear more expressive.

Garfield was originally much heavier, with a wide body, small eyes, and jowls.

Garfield | Cartoon Cat, Lasagna Lover & Monday Blues | Britannica

Odie debuted on August 8, 1978, and Pooky on October 23, 1978. Expansion & Peak Syndication (1984–1999):

Most readers access these years through the series of compilation books. Each book typically covers about 6–8 months of daily and Sunday strips. Garfield (Comic Strip) - Tropedia