Related Clues:

• Hit - hard work
• Hit hard - work hard
• Work (or walk) involving great effort
• Work long and hard for second record
• Work hard — hard work
• Walk, as through mud
• Haul (around)
• One may be long and hard
• Uphill climb
• Tedious or difficult journey
• Slow, hard progress
• What a run-chasing tailender will do
• What tailenders do in a run chase
• What the run-chasing tail-enders do
• Beatles' last record, a big hit